Question

10n^2-5n-2
where n=-2

Answer 1

Answer:

400-8=398 it may be right answer

Answer 2

Answer:

48

Step-by-step explanation:

n = - 2 (given)

Given equation is 10n^2-5n-2,

Subst the value of n,

10× (-2)^2-5(-2)-2

10×4+10-2

40+10-2

50-2

=48

Hence by solving the eq we get 48

#BAL

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