+91-705-589-3577
FlagBACK
Flag 8 grade maths> Use the identity (x + a) (x + b) = x^2 + ...
question mark

Use the identity (x + a) (x + b) = x^2 + (a + b) x + ab to find the following products.
(2a^2 + 9) (2a^2 + 5)

Pawan Prajapati , 5 Years ago
Grade 12
anser 1 Answers
Harshit Singh
Dear Student

(2a^2+ 9) (2a^2+ 5)
= 4a^4+ (9+5)2a^2+ 45
= 4a^4+ 28a^2+ 45

Thanks
Last Activity: 5 Years ago
star
LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

tv

Full Live Access

material

Study Material

removal

Live Doubts Solving

assignment

Daily Class Assignments


Other Related Questions on 8 grade maths

question mark

WHAT ARE THE FORMULAS FOR FINDING THE INITAL SPEED

8 grade maths
1 Answer Available

Last Activity: 4 Months ago

question mark

What is the formula of \[{x^2} + {y^2} + {z^2}?\

8 grade maths
1 Answer Available

Last Activity: 7 Months ago

question mark

What is a dodging number?

8 grade maths
1 Answer Available

Last Activity: 7 Months ago

question mark

What is the value of $ 5 $ million dollars in Indian rupees given that one dollar is equal to $ 75 $ Indian rupees.

8 grade maths
1 Answer Available

Last Activity: 7 Months ago

question mark

How many perfect cubes can you find from 1 to 100? How many from -100 to 100?

8 grade maths
1 Answer Available

Last Activity: 7 Months ago