factorise 16-9x^2 factorise
Answers
Answered by
4
Answer:
16-9x^2
4²-(3x)²
a²-b² = (a+b)(a-b)
(4+3x)(4-3x)
Answered by
1
Answer:
(4-3x)(4+3x)
Step-by-step explanation:
16-9x^2
=>(4)^2-(3x)^2. ————(a^2-b^2)
=>(4-3x)(4+3x). ————=>(a+b)(a-b)
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