4 years ago

3.) rewrite r(x) in expanded form

Mathematics

2 answers:

Andrew [12]4 years ago

6 0

Answer:

Step-by-step explanation:

r(x)= (x-3)(x+5)

= x²+5x-3x-15

=x²+2x-15

Nikitich [7]4 years ago

6 0

Answer:

${\huge{\pink{\underline{\underline{QuEsTiOn}}}}}$

rewrite r(x) in expanded form

${\huge{\pink{\underline{\underline{SoLuTiOn}}}}}$

$(x-3)(x+5)\\=>x(x + 5) - 3(x + 5) \\= > {x}^{2} + 5x - 3x + 15\\ => {x}^{2} + 2x + 15$

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