Write the complex number in rectangular form.4(cos 5° + i sin 5°)
A. 0.3 + 4i
B. -2 - 0.2i
C. 4 + 0.3i
D. 2 + 0.2i
Answer: C
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For the given graphical representation of vector v, estimate a1 and a2 so that 
and calculate 
.
A. a1 = 5, a2 =4; 
= 3
B. a1 = 5, a2 = 4; 
= 6.4
C. a1 = -5, a2 = -4; 
= 3
D. a1 = -5, a2 = -4; 
= 6.4
Write the decimal using numbers.eight hundred eighteen ten-thousandths
A. 0.0818 B. 0.818 C. 800.0018 D. 800.018
Solve the problem.You have just graduated from college and purchased a car for $7,000. Your credit limit is $21,000.Assume that you make no payments and purchase nothing more and that there are no other fees. The monthly interest rate is 15%. Find the y-intercept for the exponential function which represents how much you will owe (represented by y) after x months with no more purchases or payments.
A. (7,000, 0) B. (0, 21,000) C. (0, 7,000) D. (21,000,0)
Solve the system by the elimination method.x + y = 10x - y = 4
A. ? B. {(6, 4)} C. {(-7, 4)} D. {(7, 3)}