Translate the phrase; then simplify.Find the sum of -57 and 16.
A. -41
B. 73
C. 41
D. -73
Answer: A
Mathematics
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Divide the polynomial by the monomial.
A. 3r7 - 5r4 B. 3r8 - 5r5 C. 3r9 - 5r6 D. 18r7 - 30r4
Mathematics
Identify the equation as either an identity or not.sin 
cos 
= 
A. Not an identity B. Identity
Mathematics
Find the exact value of the trigonometric function. Do not use a calculator.cot 
A. 
B. -1
C. 
D. 1
Mathematics
Solve. Express your answer in scientific notation. Round to the nearest hundredth.If the mass of an object is 2.62 × 10-2 tons and its density is 3.93 × 10-6 tons per cubic foot, find the volume of this object. Use the formula D = 
.
A. 66.6 × 103 cubic feet B. 6.66 × 104 cubic feet C. 6.66 × 102 cubic feet D. 6.66 × 103 cubic feet
Mathematics