Question

What is 49a squared minus 169

Answer 1

use the identity
a^2 - b^2 = (a + b)(a - b)

Answer 2

Can someone help me factor the quadratic equation 49a squared minus 168

Answer 3

\[49a^2=(7a)^2\]\[169=13^2\]

Answer 4

Thanks

Answer 5

My pleasure ! \(\Huge\color{blue}{ \sf ☼ }\)

Answer 6

I can show you how to put up something on a keyboard if you want.
A
@swagapple123 do you want any symbols ?

Answer 7

Ok sure

Answer 8

Nvm I got it now but thx u are so nice

Answer 9

1) Click and hold ALT
2) Click 7 5 3

It gives you: ±



1) Click and hold ALT
2) Click 7 5 9

It gives you: ±


1) Click and hold ALT
2) Click 2 or 1

It gives you: ☻ or ☺ (first is 2 and the second is 1)


fr all those, use the numbers on the right of the keyboard, not the ones below F1, F2, F3...

Answer 10

Thx

Answer 11

You are welcome. I always liked symbols \(\Huge\color{lime}{♠ ♥ ♦ ♣} \)

Answer 12

Good luck !

Answer 13

☻ ☺ ♣ ◘ ○•♦♣♠☺☻♥

Answer 14

\(\Huge\color{blue}{\bigstar~~ ▒ ~~~✂~~~▼~~~◙~~~◘~~~•} \)