Without using a calculator, give the exact trigonometric function value with rational denominator.sec 45°
A. 
B. 1
C. 
D. 
Answer: D
Mathematics
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Solve the equation by factoring.10x3 + 70x2 + 120x = 0
A. {0, -4, -3}
B. {0, 4, 3}
C. {-4, -3}
D. 
Mathematics
Use the Babylonian method to approximate the given square root to the nearest thousandth.
A. 24.474 B. 24.454 C. 24.495 D. 24.597
Mathematics
Divide. Write the answer in lowest terms and as a whole or mixed number where possible.
÷ 
A. 5
B. 1
C. 
D. 
Mathematics
Find the real solutions, if any, of the equation. Use the quadratic formula.8x2 - x + 4 = 0
A. 
B. 
C. no real solution
D. 
Mathematics