Decide if the answer is reasonable or unreasonable by rounding the numbers and estimating the answer. If the answer is not reasonable, find the correct answer.21.3 ÷ 1.12 = 1.902
A. Unreasonable, should be 0.1902
B. Reasonable
C. Unreasonable, should be 19.02
D. Unreasonable, should be 19
Answer: C
Mathematics
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Identify and graph the polar equation.r = 2 + 2 cos ?
A. cardioid
B. cardioid
C. cardioid
D. cardioid
Mathematics
Provide an appropriate response.Explain the difference between the unpaid balance method and the average daily balance method of calculating finance charges.
What will be an ideal response?
Mathematics
Use identities to simplify the expression. Do not use a calculator.
A. cot 14° B. sin 14° C. tan 14° D. cos 14°
Mathematics
Determine algebraically whether the graph is symmetric with respect to the x-axis, the y-axis, and the origin.y = 5x2 - 5
A. y-axis only B. x-axis, y-axis, origin C. Origin only D. x-axis only
Mathematics