Multiply and simplify.( + )2 

A. 7x +  + y
B. 49x2 + 2 + y2
C. 49x2 +  + y2
D. 7x + 2 + y

Answer: D

Mathematics

You might also like to view...

Solve the formula for the specified variable.F = C + 32 for C

A. C = 
B. C = 
C. C = (F - 32)
D. C = (F - 32)

View
Mathematics

Solve the problem.A survey of 280 families showed that107 had a dog;82 had a cat;37 had a dog and a cat;105 had neither a cat nor a dog nor a parakeet;9 had a cat and dog and a parakeet.How many had a parakeet only?

A. 38 B. 23 C. 28 D. 33

View
Mathematics

Perform the indicated operation. Write the result in the form a + bi.

A.  + i
B.  - i
C.  + i
D.  + i

View
Mathematics

Determine whether the following is a trinomial square.x2 - 14x - 49

A. No B. Yes

View
Mathematics