Question

хK1 8. Simplify the following. a) (-2p+ 39 - 4r) – (29 - 7) - (2p - 5r) C) Are len b) (2m-1)-(2m +2)+(2m-3) - (2m +4) d) The​

Answer 1

Answer:

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Answer 2

Answer:

i)a2+8a+16

=a(a+4)+4(a+4)

=(a+4)(a+4)

(ii) p2−10p+25 

=p(p−5)−5(p−5)

=(p−5)(p−5)

(iii) 25m2+30m+9 

=5m(5m+3)+3(5m+3)

=(5m+3)(5m+3)

(iv) 49y2+84yz+36z2 

=49y2+42yz+42yz+36z2

=7y(7y+6z)+6z(7y+6z)

=(7y+6z)(7y+6z)

(v) 4x2−8x+4 

=(4x−4)(x−1)

=4(x−1)(x−1)

Step-by-step explanation:

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