Simplify by factoring. Assume no radicands were formed by raising negative numbers to even powers.
A. 25
B. 5
C. 5
D. 8
Answer: C
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Find the slope of a line tangent to the curve of the given equation at the given point.y = x2 - x; (-4, 20)
A. -9 B. 16 C. 20 D. 12
Graph the integrand and use geometry to evaluate the integral.
A. 40 B. 10 C. 20 D. 80
The graph and equation of a polynomial f(x) are given. Determine the number of real zeros and the number of imaginary zeros.f(x) = x4 + 4x3 + 5x2 + 4x + 4
A. Two real zeros; two imaginary zeros B. One real zero; two imaginary zeros C. One real zero; no imaginary zero D. Two real zeros; no imaginary zeros
Identify the given number as "Rational", "Irrational", or "Not a real number". If the number is rational, give its exact value. If the number is irrational, give a decimal approximation to the nearest thousandth.
A. Irrational, 24.500 B. Rational, 24.500 C. Rational, 7 D. Not a real number