Question

12.The students of class VIII are asked to write algebraic expressions that can be factorised. They wrote the expressions as 4p2–9q2 ,5y2–20y–8z+2yz, p2–10p+25, q2–10q+21,p4–81 Based on the above information answer the following questions. a.Which of the above expressions are binomials?
b.How many terms are
there in 5y2–20y–8z+2yz ? c.Factorise p2–10p+25.
d.What is the numeric coefficientof q2 in expression 4p2–9q2.
e.How many factors are there in p4–81 a.1 b.2 c.3 d.4​

Answer 1

Answer:

The anser will be calculated by dividing 10N by 6, as Moon's gravity is 1/6th of Earth's gravity. Then, result will be 10/6 = 1.66 Kg.

Answer 2

Answer:

The answer will be calculated by dividing 10N