Use the rules for exponents to rewrite the expression and then evaluate the new expression. 42 ? 45
A. 262,144
B. 16,777,216
C. 16,384
D. 1,048,576
Answer: C
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If n is a natural number, then 10-n = 
. Negative powers of 10 can be used to write the decimal part of Hindu-Arabic numerals in expanded form. Express the expanded form as a Hindu-Arabic numeral.(8 × 103) + (7 × 102) + (3 × 101) + (8 × 1) + (3 × 10-1) + (6 × 10-2) + (8 × 10-3)
A. 8,738,368 B. 873.8368 C. 87383.68 D. 8738.368
Find the coordinates of the vertex and the intercepts of the quadratic function. When necessary, approximate the x-intercepts to the nearest tenth.g(x) = 6x2 + 60x + 114
A. V(-5, -36); I(0, 114); (-7.4, 0); (-2.6, 0) B. V(60, 114); I(0, -114); (-10, 0); (10, 0) C. V(5, -36); I(0, -114); (-11, 0); (1, 0) D. V(-30,-36); I(0, 114); (2.6, 0); (7.4, 0)
Indicate whether the function is one-to-one.{(5, 2), (6, 2), (7, -6), (8, 5)}
A. Yes B. No
Translate the verbal expression into an equation and solve for x.The sum of an integer and 7 is 9.
A. 9 - x = 7; x = 2 B. x - 7 = 9; x = 16 C. x + 9 = 7; x = -2 D. x + 7 = 9; x = 2