Question

Answer the following and I will mark you brainliest
Q1.Classify the following polynomials:
3x^2+1
2x+1
5x^3+2x^2+3x
Q2.Add the following:
abc+bc+ca and -1+x
Q3.Find the value of:
5x(3x-5) at x=-1
Q4.Find the value of:
(x+9) (x+70
Q5.Using identity, solve:
(7x-7) (7x-8)
Q6.Find the area of the parallelogram if altitude is 7cm and base is 20 cm.
Q7.Find the area of rhombus if two of its diagonals are 7cm and 180mm.
Q8.Find the circumference of a circle whose area is1386cm^2​

Answer 1

Answer:

Sorry i don't know. Next time I will try to answer your questions

Answer 2

Answer:

3x²+1=quadratic polynomial

2x+1=linear polynomial

5x³+2x²+3x=cubic polynomial