Find zero of polynomial p(x)=5x2-8x-4
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given :- 5x² - 8x - 4
by splitting we get,
= 5x² - (2x + 10x) - 4
= 5x² - 2x - 10x - 4
= x(5x - 2) - 2(5x - 2)
= (5x - 2) (x - 2)
now let's find the zeros..
➡ 5x - 2 = 0
➡ 5x = 2
➡ x = 2/5
or
➡ x - 2 = 0
➡ x = 2
hence, the zero of the polynomial is 2/5 or 2.
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