Question

choose the correct option
1) the perimeter the of rectangle is___
a) L×B b)2×(l×b). c)l+b
2) the numerical coefficient of x² in the expression x³-7x²+8x+4 is___
a) 1. b)-7. c) 8
3)if 4/7=X/49 then X is equal to__
a) -24 b) -28 c) 28
​

Answer 1

1. 2( l+b )
2. -7

3. 28

HOPE IT HELP YOU