Question

If a-b = 4 and a+b = 6 find
1) 2 + 2
2) ab 3) 2 - 2
quick pls!!!!!!

Answer 1

Answer:

Step-by-step explanation:

a+b=6 and a-b=4

So a+b+a-b=6+4

=>2a=10

=> a=10/2=5

b=6-a=6-5=1

So ab =1×5=5

Again 2+2=4

2-2=0