Solve the quadratic equation by any method.-4x = x2 - 40
A. ±2
B. -2 ± 2
C. -2 ± 2
D. 2
± 2
Answer: C
Mathematics
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Express as a difference of logarithms.log13 
A. log13 17 ÷ log13 5 B. log13 5 - log1317 C. log13 17 + log13 17 D. log13 17 - log13 5
Mathematics
Evaluate the integral.
A. 7
i + 5
j
B. 7
i
C. 0
D. 5
i
Mathematics
Evaluate the exponential function for the given value.f(x) = 41-x, f(4)
A. 
B. 
C. -12
D. 64
Mathematics
Write the decimal as a fraction or mixed number in lowest terms.1.01
A. 
B. 
C. 
D. 1
Mathematics