Question 1
Incorrect
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Answer the question.
Which is a false statement?
Select one:
A. All irrational numbers are real
... [Show More] numbers.
B. All natural numbers are rational numbers.
C. All rational numbers are real numbers.
D. All integers are whole numbers.
Straighterline MAT099 Introduction Algebra Midterm Exam (New Version June 2024)
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MAT099_MH_V3 | Topic 7: Polynomials
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Grade 195.00 out of 200.00 (98%)Question 3
Correct
5.00 points out
of 5.00
List the coefficients in the expression.
Select one:
Question 2
Correct
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of 5.00
Multiply. Write the answer in lowest terms.
Select one:
A.
B.
C.
D.Question 5
Correct
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of 5.00
Answer the question.
At the beginning of the 2002 season, 3 of the players on one Major League Baseball
team had a salary of over 1 million dollars per year. There are 25 players on a major
league roster. How many were making over a million dollars?
Select one:
A.
B.
C.
D.
Question 6
Correct
5.00 points out
of 5.00
Multiply.
(−1)(−4)(−2)
Select one:
A.
B.
C.
D.
Question 4
Correct
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of 5.00
Write a mathematical expression for the following and simplify.
17 less than the product of 10 and 10
Select one:
A.
B.
C.
D.Question 8
Correct
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Identify the constant in the expression.
Select one:
A.
B.
C.
D.
Question 7
Correct
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Evaluate. Write the answer in lowest terms.
− (−
Select one:
A.
B. −
2
C. −
1
D.Question 10
Correct
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of 5.00
Evaluate the expression for the given substitution.
Select one:
A.
B.
C.
D.
Question 9
Correct
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Add. Write the answer in lowest terms.
Select one:
A.
B.
C.
D.Question 12
Correct
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of 5.00
Solve the inequality. Write your answer in interval notation.
Select one:
Question 11
Correct
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of 5.00
Solve the inequality. Write your answer in interval notation.
Select one:
,
B.
,Question 14
Correct
5.00 points out
of 5.00
Solve the inequality. Write your answer in interval notation.
Select one:
A.
B.
C.
D.
Question 15
Correct
5.00 points out
of 5.00
Solve the problem.
The measure of an angle is242∘ less than three times its complement. Find the angle.
Select one:
A.
B.
C.
D.
Question 13
Correct
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Solve the proportion.
=
Select one:
A.
B.
C.
D.Question 17
Correct
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Solve.
Rachel has a total of $5,500 to invest for one year. She deposits $2,000 into an account
earning 4.5% annual simple interest and the rest into an account earning 8% annual
simple interest. How much interest did Rachel earn?
Select one:
A.
B.
C.
D.
Question 18
Correct
5.00 points out
of 5.00
Answer the question.
At an evening showing of the movie "Divine Secrets of the Ya-Ya Sisterhood", there were
42 more women than men in attendance. If there were 120 people in the theater, how
many were women?
Select one:
A. 61
B. \( 39 \)
C. \( 81 \)
D. \( 99 \)
Question 16
Correct
5.00 points out
of 5.00
Solve the equation using the multiplication or division property of equality.
Select one:
A. {−36.6}
B. {−35.4}
C.
D.Question 20
Correct
5.00 points out
of 5.00
Solve. Graph the solution set on the number line below and write the answer in
interval notation.
\( t+10 \geq 29 \)
Select one:
A. \( [39,\; \infty) \)
B. \((-\infty,\;19]\)
C. \( [19,\; \infty) \)
D. \((-\infty,\;39)\)
Question 19
Correct
5.00 points out
of 5.00
Solve the equation.
\( -6 = 3(2z - 5) - 2(3z - 1) + 7 \)
Select one:
A. All real numbers
B. No solution
C. Unique solution
D. None of theseQuestion 22
Correct
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of 5.00
Simplify the expression. Assume the variable(s) do not equal zero. Write your
answer with positive exponents only.
\( \displaystyle\frac{x^6}{x^{12}} \)
Select one:
A. \( x^{18} \)
B. \( \displaystyle\frac{1}{x^6} \)
C. \( x^6 \)
D. \( -x^6 \)
Question 23
Correct
5.00 points out
of 5.00
Evaluate.
\( (-9)^2 \)
Select one:
A. \(-81\)
B. \(18\)
C. \(-18\)
D. \(81\)
Question 21
Correct
5.00 points out
of 5.00
Simplify the expression. Assume the variable(s) do not equal zero. Write your
answer with positive exponents only.
\( \displaystyle\frac{7a^5b^3}{35a^{-3}b^{-3}} \)
Select one:
A. \( \displaystyle\frac{a^2b^6}{5} \)
B. \( \displaystyle\frac{a^2}{5} \)
C. \( \displaystyle\frac{a^8}{5} \)
D. \( \displaystyle\frac{a^8b^6}{5} \)Question 25
Correct
5.00 points out
of 5.00
Write the number in standard form.
\( 7.96 \times 10^5 \)
Select one:
A. \(79,600\)
B. \(796,000\)
C. \(0.000796\)
D. \(0.0000796\)
Question 26
Correct
5.00 points out
of 5.00
Simplify the expression. Assume the variable(s) do not equal zero. Write your
answer with positive exponents only.
\( \displaystyle\frac{y^{10n}}{y^{16n}} \)
Select one:
A. \( \displaystyle\frac{1}{y^{26n}} \)
B. \( y^{6n} \)
C. \( \displaystyle\frac{1}{y^{6n}} \)
D. \( y^{26n} \)
Question 24
Correct
5.00 points out
of 5.00
Simplify the expression. Assume the variable(s) do not equal zero. Write your
answer with positive exponents only.
\( (p^{6m})^3 \)
Select one:
A. \( p^{9m} \)
B. \( p^{6m+3} \)
C. \( p^{18m} \)
D. \( \displaystyle p^{216m^3} \)Question 28
Correct
5.00 points out
of 5.00
Evaluate.
\(3^4\)
Select one:
A. \(64\)
B. \(12\)
C. \(81\)
D. None of the above
Question 29
Correct
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of 5.00
Answer the question.
A worm crawls along at a speed of \( 1.39 \times10^{-3} \) feet per second. How long
would it take the worm to crawl a mile?
Select one:
A. \(3,798,561\) seconds
B. \(12,000,014\) seconds
C. \(42,018\) seconds
D. \(8,491\) seconds
Question 27
Correct
5.00 points out
of 5.00
Evaluate.
\( -\bigg (\displaystyle\frac{10}{11}\bigg)^2 \)
Select one:
A. \( \displaystyle\frac{100}{121} \)
B. \( - \displaystyle\frac{100}{121} \)
C. \( \displaystyle\frac{100}{11} \)
D. \( - \displaystyle\frac{100}{11} \)Question 31
Correct
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of 5.00
Divide the polynomials.
\( (-15x^5y^4 - 6x^4y^4 - 12x^3y^4 + 2x^2y^2) \div (3xy^2) \)
Select one:
A. \( -5x^4y^2 - 6x^3y^2 - 12x^2y^2 + \displaystyle\frac{2}{3}x \)
B. \( -5x^4y^2 - 2x^3y^2 - 4x^2y^2 + \displaystyle\frac{2}{3}x \)
C. \( -5x^5y^2 - 6x^4y^2 - 12x^3y^2 + \displaystyle\frac{2}{3}x^2y \)
D. \( -5x^5y^2 - 2x^4y^2 - 4x^3y^2 + \displaystyle\frac{2}{3}x^2y \)
Question 30
Correct
5.00 points out
of 5.00
Simplify the expression. Write the answer in exponent form.
\( (z^2)^8 \)
Select one:
A. \( z^{-6} \)
B. \( z^{6} \)
C. \( z^{16} \)
D. \( z^{10} \)Question 33
Correct
5.00 points out
of 5.00
Divide the polynomials.
\( \displaystyle\frac{6x^4-6x^3-12x^2+15x}{3x} \)
Select one:
A. \(6x^4-14x^3+15x\)
B. \(2x^3-2x^2-4x+5\)
C. \(-4x^3-12x^2+15x\)
D. \(6x^4-6x^3-12x^2+5\)
Question 32
Correct
5.00 points out
of 5.00
Find the polynomial that represents the perimeter of the figure.
Select one:
A. \( 5l^6 + 2l^2 - 23 \)
B. \( (l^2 + l)(2l^2 - 18)(2l^2 + l - 5) \)
C. \( 5l^2 + 2l - 23 \)
D. \( 7l^3 - 23 \)Question 35
Correct
5.00 points out
of 5.00
Multiply.
\( (y^2 + y - 3)(2y^2 + 2y - 1) \)
Select one:
A. \( 2y^4 - 7y^2 + 3 \)
B. \( 2y^4 + 5y^3 - 8y^2 + 3y + 3 \)
C. \( 2y^4 + 4y^3 - 5y^2 - 7y + 3 \)
D. \( 2y^4 + 2y^2 + 3 \)
Question 36
Correct
5.00 points out
of 5.00
Subtract the polynomials.
\( (-5x^2 + 5x) - (-3x^2 + 2x) \)
Select one:
A. \( -8x^2 + 7x \)
B. \( -8x^4 + 7x^2 \)
C. \( -2x^2 + 7x \)
D. \( -2x^2 + 3x \)
Question 34
Correct
5.00 points out
of 5.00
Answer the question.
If Lupe spent \((2c^3+4c^2-2c+12)\) dollars on candy that costs \((c+3)\) dollars per pound,
find an expression for the number of pounds of candy that Lupe purchased.
Select one:
A. \(6c^2-2c+4\) pounds
B. \(2c^2+10c+28\) pounds
C. \(2c^2-2c+4\) pounds
D. \(6c^2-2c-4\) poundsQuestion 38
Correct
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Divide the polynomials.
\( \displaystyle \frac{7x^5 +5x^4 - 8x^3}{x^2} \)
Select one:
A. \( 7x^5 + 5x^4 - 8x^3 - x^2 \)
B. \( 7x^3 + 5x^4 - 8x^3 \)
C. \( 7x^3 + 5x^2 - 8x \)
D. \( 7x^{5/2} + 5x^2 - 8x^{3/2} \)
Question 39
Correct
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Subtract the polynomials.
\( \,\,\phantom{00}5b^2 + 6b - 3\\ \underline{- \phantom{0}7b^2 + 2b - 8\phantom{0}} \)
Select one:
A. \( -2b^2 + 4b + 5 \)
B. \( -2b^2 - 4b - 5 \)
C. \( -2b^2 - 8b + 11 \)
D. \( -2b^2 + 8b - 11 \)
Question 37
Correct
5.00 points out
of 5.00
Add like terms.
\( 6c^2 + 8c - 3c^2 + c - 3c \)
Select one:
A. \( 3c^2 + 6c \)
B. \( 9c^3 \)
C. \( 3c^4 + 6c^2 \)
D. \( 9c^6 \)Quiz navigation
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Question 40
Correct
5.00 points out
of 5.00
Add the polynomials.
\( (6p^2 - 7p - 2) + (4p^2 - 5p + 10) \)
Select one:
A. \( 10p^2 - 12p - 8 \)
B. \( 10p^2 - 2p - 8 \)
C. \( 10p^2 - 12p + 8 \)
D. \( 10p^2 - 2p + 8 \) [Show Less]