Question

find 2(a²-ab) + 5 +ab , if a is equal to 5 and b is equal to 3​

Answer 1

Step-by-step explanation:

$2(a {}^{2} - ab) + 5 + ab \\ = 2(5 {}^{2} - 5 \times 3) + 5 + 5 \times 3 \\ = 2(25 - 15) + 5 + 15 \\ = 2 \times 10 + 5 + 15 \\ = 20 + 20 \\ = 40$

Follow me ⭐⭐⭐

Answer 2

Answer:

all the best and I hope it would help u