Evaluate the expression using the order of operations.
A. 5
B. -5
C. 27
D. -27
Answer: A
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Estimate the product by rounding to a single nonzero digit, then find the actual product.(9343)(7891)
A. Estimate: 73,725,600; Actual: 73,725,623 B. Estimate: 73,726,000; Actual: 87,291,649 C. Estimate: 73,470,000; Actual: 73,725,613 D. Estimate: 72,000,000; Actual: 73,725,613
Find the derivative of y with respect to x, t, or ?, as appropriate.y = ln 
A. 
B. 
C. 
D. 
Use the appropriate geometric formula to determine the missing dimension (radius, length, or height).Use 3.14 for ?. Round to the nearest hundredth when appropriate.A sphere with a volume of 30 cubic feet.
A. r = 3.11 ft B. r = 1.93 ft C. r = 367.92 ft D. r = 7.17 ft
Multiply.(-9 + x)(5x + 8)
A. 5x2 - 72x - 37 B. x2 - 37x - 37 C. 5x2 - 37x - 72 D. 5x2 - 38x - 72