Solve the given equation for the indicated variable. (Leave ± in the answer, if appropriate)4?r2 = A for r
A. r = ± 
B. r = 2?
C. r = ± 
D. r = ± 
Answer: C
Mathematics
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Solve for y when y = log 9.26.
What will be an ideal response?
Mathematics
Find the exact value of the expression using the provided information.Find tan(s - t) given that cos s = - 
, with s in quadrant II, and 
with t in 
A. - 
B. - 
C. 
D. - 
Mathematics
Solve the quadratic equation by any method. Express complex numbers in standard form.16x2 + 1 = 3x
A. 
B. 
C. 
D. 
Mathematics
Solve the equation by making an appropriate substitution.10x-2 + 11x-1 + 1 = 0
A. {1, 10}
B. 
C. 
D. {-1, -10}
Mathematics