Question

if a2+b²) = 52 and ab=24, find(1)(a+b)​

Answer 1

Answer:

a+b=10

Step-by-step explanation:

let (a+b) be x

(a+b)²=a²+b²+2ab

x²=52+2×24

x²=100

x=√100

x=10

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Answer 2

if a-b =2

ab=24

a²+b²=52

a³-b³={ (a-b) (a²+b²+ab) }

=2 (52+24)

=2 X 76

a³+b³=152