Question

1. which of the following is the numerical coefficient of x²y²
a) 1
b)x²
c) 0
d) none of these

2. pqr is what type of polynomial
a) monomial
b)binomial
c)trinomial
d)none of these

3. which of the following is obtained by subtracting x²- y² from y² - x²
a)-2(x²-y²)
b)-2(x²+y²)
c)2(x²+y²)
d)none of these
​

Answer 1

Answer:

1. a)

2. c)

3. b) {not sure 'bout this answer}

Answer 2

1. a) 1

2. c) trinomial

3. a) -2(x²-y²)

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