根号48的5次方等于多少骗人的滚。还有这个.根号128的4次方等与几.......................还有x+1分之x加1=x分之2x+2

Question

根号48的5次方等于多少
骗人的滚。还有这个.根号128的4次方等与几.......................还有x+1分之x 加1=x分之2x+2

Answer 1

(√48)^5
= 48^2.5
= 15962.58
(√128)^4
= 128^2
= 16384
x/(x+1)+1=(2x+2)/x
(2x+1)/(x+1) = 2(x+1)/x
x(2x+1) = 2(x+1)(x+1)
2x^2+x = 2(x^2+2x+1)
2x^2+x = 2x^2+4x+2
x = 4x +2
3x = -2
x = -2/3