Write the interval as an inequality involving x, and illustrate the inequality using the real number line.(-3, ?)
A. x > -3
B. x ? -3
C. x ? -3
D. x > -3
Answer: D
Mathematics
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Subtract.79
A. 34 B. 44 C. 114 D. 104
Mathematics
Solve the problem.Find the acute angle ? (in degrees) that satisfies the equation ? = tan-1 (1).
A. 45° B. 180° C. 0° D. 90°
Mathematics
Differentiate.f(x) = (4x + 3)2
A. f'(x) = 8(4x + 3) B. f'(x) = 2(4x + 3) C. f'(x) = 8(4x + 3)2 D. f'(x) = 4(4x + 3)
Mathematics
Use an inequality and the five-step process to solve the problem.One side of a rectangle is 14 inches and the other side is x inches. What values of x will make the perimeter at least 38?
A. x ? 5 B. x < 5 C. x ? 5 D. 0 < x ? 5
Mathematics