(2j+7)(2j−7)
=(2j+7)(2j+−7)
=(2j)(2j)+(2j)(−7)+(7)(2j)+(7)(−7)
=4j2−14j+14j−49
=4j2−49
The normal distribution has a mean of 0 and a standard deviation of 1.
<span>Standard
I hoped this helped!</span>
Answer:
Step-by-step explanation:
x + 112 + 133+128+100+120= 720
x + 593 = 720
x = 127
<8 ,
<7 and <8 form a linear pair
