It’s A I just took that trust me
Ok so this is a difference of 2 perfect squares
1=1^2
49c^2=(7c)^2
to factor you remember
a^2-b^2=(a+b)(a-b) so
1^2-(7c)^2=(1+7c)(1-7c)
Answer:
the answer is 397.32
Step-by-step explanation:
333.75 ÷ 5.25 = 397.32
Multiply the number in the tens place of the bottom
number by the number in ones place of the top number. So
multiply the 1 by the 5, which makes 5. Multiply the number in
the tens place of the bottom number by the number in tens
place of the top number. Multiply 1 by 2, which equals 2.
Answer:
D
Step-by-step explanation:
Using the rule of exponents
= 
Given

=
×
× 
= 5 ×
× 
= 5 ×
× 
=
→ D