What is a difference of squares with a factor of (3x + 7) ?
1 answer:
Answer:
9x² - 49
Step-by-step explanation:
A difference of squares factors in general as
a² - b² = (a + b)(a - b)
Given (3x + 7) with a = 3x and b = 7
Then the other factor is (3x - 7)
(3x + 7)(3x - 7)
= (3x)² - 7²
= 9x² - 49
You might be interested in
Answer:
B
Step-by-step explanation:
Answer:
1.3%
Step-by-step explanation:
Answer:
5 times as many should be your answer.
Answer:
h=13z-30+ 27/z
Step-by-step explanation: