Question

a)
${2m}^{4} - {3m}^{2} + 7$
(
$\frac{ - 2}{3}$
b)​

Answer 1

Step-by-step explanation:

2m^4 -3m^2 +7

let m^2 be x

2x^2 -3x +7

x= 11/4 or x= -5/4

m= √11 /2 or √-5/2

m= √11/2