Estimate the product by first rounding each value as indicated.51.61 × 15.11
round each to the nearest ten
A. 1010
B. 100
C. 10
D. 1000
Answer: D
Mathematics
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How many distinguishable permutations of letters are possible in the word?GIGGLE
A. 120 B. 36 C. 720 D. 4320
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Use a calculator to find a graphical solution to the equation. Express results to the nearest thousandth.2x2 + 10x = - 7
A. -0.842, -4.158 B. -3.342, -6.658 C. -0.421, -2.079 D. 0.622, -5.622
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Construct a truth table for the compound statement.~(r ? t) ? ~(t ? r)
A. 
B. 
C. 
D. 
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Two sides of a right triangle ABC (C is the right angle) are given. Find the indicated trigonometric function of the given angle. Give exact answers with rational denominators.Find cot A when a = 3 and c = 4.
A. 
B. 
C. 
D. 
Mathematics