Write as a product: 16−(3−4b)^2
Answers
Answer:
(7-4b)(1+4b)
Step-by-step explanation:
16 - (3 - 4b)^2
= (4)^2 - (3 - 4b)^2
={4+ ( 3 - 4b)}{4- ( 3 - 4b)}
= (4+3 - 4b)(4 - 3 +4b)
= (7-4b)(1+4b)
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Given : The given algebraic expression is, 16 - (3-4b)²
To find : To express the given algebraic expression as a product.
Solution :
We can simply solve this mathematical problem by using the following mathematical process. (our goal is to express the given algebraic expression, as a product)
Here, we will be using algebraic identities, whenever necessary.
So,
= 16 - (3-4b)²
= (4)² - (3-4b)²
= [4 + (3-4b)] [4 - (3-4b)]
= (4+3-4b) (4-3+4b)
= (7-4b) (1+4b)
(This will be considered as the final result of the given mathematical problem.)
Used identity :
- a²-b² = (a+b) (a-b)
Hence, the answer is (7-4b) (1+4b)