Question

simplify(4.5a+1.5b)²+(4.5b+1.5a)². please solve this​

Answer 1

Answer:

(3.5e−4.5f)(1.5e+4f+ef)−5e+10f

5.25e

2

+140ef+3.5e

2

f−6.75ef−18f

2

−4.5ef

2

−5e+10f

5.25e

2

−18f

2

+3.5e

2

f−4.5ef

2

−146.75ef−5e+10f