Answer:
third one is not true means wrong
It is <em>1/100 . It is simple </em>
Answer:
x = −10 and x = 4
Step-by-step explanation:
x2 + 6x = 40
Subtract 40 from each side
x^2 + 6x -40 =0
Factor, what 2 numbers multiply to -40 and add to 6
10 * -4 = -40 10+-4 = 6
(x+10) (x-4) = 0
Using the zero product property
x+10 =0 x-4=0
x=-10 x=4
32 units
Uhh- i just graphed the ordered points and it indeed formed a rectangle. I counted how many units are around the rectangle cus thats what perimeter is. Its 32 units
Ita not quite complicated tho. Have a nice day
