Perform the operation or operations when possible.
+ 
A.
[-2 1 3]
B. 
C. 
D. 
Answer: B
Mathematics
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Multiply, then simplify the product. Assume that all variables represent positive real numbers.(5 - 5
)2
A. 150 - 50
B. 25 + 25
C. 25 - 25
D. 150 + 50
Mathematics
Write a word name for the number in the sentence.One gallon is equal to 3.7853 liters.
A. Thirty seven thousand and eight hundred fifty-three ten-thousandths B. Thirty seven thousand and eight hundred fifty-three hundredths C. Three and seven thousand eight hundred fifty-three thousandths D. Three and seven thousand eight hundred fifty-three ten-thousandths
Mathematics
Establish the identity.(a tan u + b)2 + (b tan u - a)2 = (a2 + b2) sec2 u
What will be an ideal response?
Mathematics
Solve the nonlinear system of equations for real solutions.
A. 
, 
B. 
, 
C. ?
D. (-4, 4), (-5, 5)
Mathematics