Answer the question or provide an example or explanation.Are the two expressions equivalent? Give numerical values for x and y to back up your answer. (x + y)80 ; x80 + y80
What will be an ideal response?
Answers will vary. The expressions are different. The numerical values for x and y may be any except 
, 
, or 
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Multiply.
? 
A. x + 2
B. 
C. 
D. 
Estimate the indicated component or components of the vector. Round to an appropriate number of significant digits.
= 49.7, ? = 64.5°; Find the horizontal and vertical components of v.
A. horizontal = 21.4, vertical = 44.9 B. horizontal = -21.4, vertical = -44.9 C. horizontal = -44.9, vertical = -21.4 D. horizontal = 44.9, vertical = 21.4
Find the solution set of the system by graphing the equations by hand. If the system is inconsistent or dependent, say so.
A. (1, 2) B. (1, -2) C. (2, -1) D. (2, 1)
Solve the problem.Find out how long it takes a $3100 investment to double if it is invested at 
compounded quarterly. Round to the nearest tenth of a year. Use the formula 
.
A. 8.6 yr B. 9.2 yr C. 8.8 yr D. 9 yr