Question

8.
Find the value of the following algebraic expressions,
ifa=2,b=-1 and c=3:
(ii) 6a’ -56% +40
(i) a +5b
3ab
(iii)
(iv) 5c-8abc+7
C с
9.
Find the value of the following algebraic
expressions, if m=1, n=-2, p=3, x= 2m and y=3n:
(i) m'+mnp-n (ii) x’+5y²-6
m? +2mn+n?
(iv)
ху
x² - y²
(iii) mnp​

Answer 1

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