Find the identical expression for the following.
?

?
A. 0
B.
C.
D.
E.
Answer: A
Mathematics
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A. 13y + 26 B. 13y - 26 C. 13y2 + 26 D. 42y2 + 168
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Solve the problem.Find the gasoline price index for 1975 using the 1955 price as the reference value.Use the table below. ?
A. 194.8 B. 19.5 C. 175.3 D. 51.3
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Find the gradient of the function f(x, y, z) =
Mathematics
Find the exact value of the expression. Do not use a calculator.1 - tan2 75° + csc2 15°
A. -1 B. 1 C. 2 D. 0
Mathematics