factorise the following expression l^2-16l+64
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Answered by
16
L^2 - 16L + 64
=> L^2 - 8L - 8L +64
=> L(L-8) - 8(L-8)
=> (L-8)(L-8)
=> L^2 - 8L - 8L +64
=> L(L-8) - 8(L-8)
=> (L-8)(L-8)
Answered by
16
Heya,
Given=>
l² - 16l + 64
=> l² - 8l - 8l + 64
=> l(l - 8) - 8(l - 8)
=> (l - 8)(l - 8)
=> (l - 8)²
=> l = 8
Hope this helps...:)
Given=>
l² - 16l + 64
=> l² - 8l - 8l + 64
=> l(l - 8) - 8(l - 8)
=> (l - 8)(l - 8)
=> (l - 8)²
=> l = 8
Hope this helps...:)
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