problems 7-9, 12, 14-22, 31-41, 43
i need help working them out
![problems 79 12 1422 3141 43 i need help working them out class=](https://us-static.z-dn.net/files/d42/c4c4b1232329f29ce601b87e01100266.png)
![problems 79 12 1422 3141 43 i need help working them out class=](https://us-static.z-dn.net/files/d7f/b0571c23d5f21fc8523d8123bcf1147f.png)
answer 7 ✒
(12)^4 = 12 ×12 × 12 ×12
answer 8✒
2(a)^4 = 2 × a ×a ×a× a
answer 9 ✒
m^4n^3 = m× m× m× m n× n× n
answer 12 ✒
give a =3, b= -2 ,c =4
now solve 3a^2b
put the value of a and b, we get
4× (3)^2 × (-2)
= 4 × 9 × (-2)
= -72
answer 14 ✒
10 .10 .10 .10 = (10)^4
answer 15 ✒
(-2)( -2 )(-2 )(-2) =( -2)^4
answer 16✒
6 = 6. ( no change)
answer✒ 21
3.x.x.y.y = 3. x^2. y^2
answer 22✒
(-5)(m)(m)(m)(m)(n) = -5 .m ^3 .n
now i tried now⚠⚠⚠⚠
i hope this will be helpful 4 you.
thank you____❤