plz solve this all sums with full solutions
Attachments:
Answers
Answered by
1
1 x^2+5x+4
x^2+4x+x+4
x (x+4)+1 (x+4)
(x+4)(x+1)
2 (3x)^2 - 5^2
( 3x-5 ) (3x+5)
x^2+4x+x+4
x (x+4)+1 (x+4)
(x+4)(x+1)
2 (3x)^2 - 5^2
( 3x-5 ) (3x+5)
Answered by
1
1) x²+5x+4
x²+4x+x+4
x(x+4)+1(x+4)
(x+4)(x+1)
2. 9x²-25
3x²-5²
a²-b²=(a+b)(a-b)
(3x-5)(3x+5)
3. 25a²+40ab+16b²
Write in Simplest form
5a²+2×5a×4b+4b²=(5a+4b)²[(a+b)²=a²+2ab+b²]
4. 49x²-112xy+64y²
7x²-2×7x×8y+8y²{(a-b)²=a²-2ab+b²}
(7x-8y)²
x²+4x+x+4
x(x+4)+1(x+4)
(x+4)(x+1)
2. 9x²-25
3x²-5²
a²-b²=(a+b)(a-b)
(3x-5)(3x+5)
3. 25a²+40ab+16b²
Write in Simplest form
5a²+2×5a×4b+4b²=(5a+4b)²[(a+b)²=a²+2ab+b²]
4. 49x²-112xy+64y²
7x²-2×7x×8y+8y²{(a-b)²=a²-2ab+b²}
(7x-8y)²
Similar questions