Provide an appropriate response.Rationalize the denominator and simplify: 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find an equivalent expression by multiplying. Do not simplify.
? 
A. 
B. 
C. 
D. 
Mathematics
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.801.3 ÷ 22.3 = 35.93
A. Unreasonable, should be 0.3593 B. Reasonable C. Unreasonable, should be 359.3 D. Unreasonable, should be 3.593
Mathematics
Rewrite each sum using the commutative property of addition.
+ 
=
A. 
+ 3
B. 
+ 
C. 9 + 3
D. 
+ 9
Mathematics
Solve the problem.The temperature at 5:00 was -3° C. Four hours later, it was -14° C. What was the change in temperature?
A. 11° C B. 17° C C. -17° C D. -11° C
Mathematics