Question

The sum of 5a²-3b² , 16b²-3a² and -11a²-6b²+7ab is ______​

Answer 1

Answer:

Answer

(i)3x

2

−2x+5 Polynomial is one variable

Here x is the only variable.

(ii)x

2

+

2

Polynomial is one variable

Here x is the only variable.

(iii)p

2

−3p+q Polynomial with two variables.

Here p&q are variables.

(iv)y+

y

2

Not a polynomial

∵y is having −ve power in second term.

(v)5

x

+x

5

Not a polynomial

∵x is having fractional power in first term.

(vi)x

100

+y

100

Polynomial with two variables.

Here x&y are variables.

Answer 2

Answer:

$- 9a ^{2} + 7b ^{2} + 7ab. \: \: \: \: \: \: \: \: \: thanks$