PREXCIOUSGO
Answered

please
multiply the following expressions.
1.(4nj + 5) (8n + 7)
2.(9z + 6)(3z + 4)
3.(4n + 7n) (4n + 7n)
4. (x +2) (X² - 3x +8)
5.(2x + 6) (3x³ - 7x +5)

Sagot :

DXI24053GO
1. 4n^2j+40n+28nj+35
2.27z^2+18z+36z+24
=27z^2+54z+24
3. 16n^2+56n+49n^2
4. x^ 3-3x^2+8x+2x^2-6x+16
= x^ 3-x^2+2x-16
5. 6x^4-14x2+10x+18x3-42x+30
=6x4+18x3-14x2-32x+30

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