Solve the equation.x2 + 8x + 7 = 0
A. {-7, 1}
B. {-7}
C. {7, -1}
D. {-7, -1}
Answer: D
Mathematics
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Find the area of the region specified in polar coordinates.one petal of the rose curve r = 10 sin 2?
A. 
?
B. 
?
C. 50?
D. 25?
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Solve the problem.A computer compiles a program in 0.000928 seconds. Write this time in scientific notation.
A. 9.28 × 10-6 sec B. 9.28 × 10-4 sec C. 9.28 × 103 sec D. 9.28 × 10-5 sec
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A right triangle with acute angle ? is given. Evaluate the indicated trigonometric function of the acute angle ?.Find sin ?.
A. 
B. 
C. 
D. 
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Translate the question into an equation. Do not solve.71% of 43 is what number?
A. 71% ? 43 = n B. 71 ? 43 = n C. 71% = 43 ? n D. 71% ? n = 43
Mathematics