Write an algebraic expression for the quantity. Let x represent the unknown value.A quantity increased by 8.
A. x - 8
B. 8x
C. x + 8
D. 
Answer: C
Mathematics
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Use the general multiplication rule to find the indicated probability.Two marbles are drawn without replacement from a box with 3 white, 2 green, 2 red, and 1 blue marble. Find the probability that both marbles are white.
A. 
B. 
C. 
D. 
Mathematics
Use scientific notation to solve the problem.The distance from the earth to the sun is 92,900,000 miles. How long would it take a rocket, traveling at 2.9 x 103 miles per hour, to reach the sun?
A. 3.2 x 104 hr B. 3.2 hr C. 3.2 x 103 hr D. 3.2 x 102 hr
Mathematics
Graph the function.f(x) = -2x(x + 1)(x + 2)
A. 
B. 
C. 
D. 
Mathematics
Rewrite the expression with a positive rational exponent. Simplify, if possible.
A. -2x21/10 B. -2x9/10 C. -8x9/10 D. -8x21/10
Mathematics