Evaluate the expression for the given replacement values.x ? y for x = 5, y = 77
A. 362
B. 355
C. 385
D. 485
Answer: C
Mathematics
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Suppose u and v are differentiable functions of x. Use the given values of the functions and their derivatives to find the value of the indicated derivative.u(1) = 4, u '(1) = -5, v(1) = 6, v '(1) = -2.
at x = 1
A. 
B. 
C. - 
D. - 
Mathematics
Express the number in scientific notation.870,000
A. 8.7 × 105 B. 8.7 × 104 C. 8.7 × 10-4 D. 8.7 × 10-5
Mathematics
Solve the problem. Express your answer in simplest form.June wants to work for 13
hours at her part-time job this week. She has already worked 7
hours. How many more hours does she need to work?
A. 5
hr
B. 6
hr
C. 5 hr
D. 4
hr
Mathematics
Provide an appropriate response.Perform the multiplication and simplify: 
A. y2
B. y
C. 
D. 
Mathematics