Question

If a + b = 10 and ab = 16, find the value of a? - ab + b² and a² + ab + b?​

Answer 1

Answer:

⇒a+b=10

⇒ab=16

⇒(a+b)

2

=a

2

+b

2

+2ab

⇒10

2

=a

2

+b

2

+2(16)

∴a

2

+b

2

=68

⇒a

2

+b

2

+ab=68+16=84

⇒a

2

+b

2

−ab=68−16=52

Answer 2

Step-by-step explanation:

a=2,8 us the value for a