Decide whether the given number is a solution to the equation preceding it.p + 15 = 22; 7
A. Yes
B. No
Answer: A
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Find the inverse of the function.f(x) = -
A. f-1(x) = 3 - x2, x ? 0 B. f-1(x) = (3 - x)2, x ? 0 C. f-1(x) = 3 - x2, x ? 0 D. f-1(x) = (3 - x)2, x ? 0
Solve.At Allied Electronics, production has begun on the X-15 Computer Chip. The total revenue function is given by src="https://sciemce.com/media/4/ppg__fffile0518192055__f1q12g5.jpg" alt="" style="vertical-align: -4.0px;" />
A. P(x) = 0.3x2 + 26x - 33
B. P(x) = 0.3x2 + 35x - 22
C. P(x) = -0.3x2 + 35x - 11
D. P(x) = -0.3x2 + 26x + 11
and the total cost function is given by 
where x represents the number of boxes of computer chips produced. The total profit function, 
is such that 
Find
Find the slope of the line. If the slope is undefined, state this.
A. 1 B. 2 C. -2 D. -1
Solve the rational inequality. Express the solution using interval notation.
< x
A. (-6, -2) ? (0, ?) B. (-?, -6) ? (0, ?) C. (-?, 2) ? (6, ?) D. (-?, -6) ? (-2, 0)