Y=-25 because the difference between 9 and -12 is 21. -4 minus 21 equals -25.
Answer:
= 3.5 * 3.5 = 12
square means: multiply the number <u>by itself</u> two times. so 3.5 * 3.5
cube () means: multiply the number by itself three times. so 3.5 * 3.5 * 3.5
i hope u understand :)
0,5 but ye don’t quote me on this one but I have a strong feeling that what it is
Use calculator
first press mode 3x
second press 1
third choose degree n press 2
forth put the equation
press equal for final
t=2.056
t=-0.213
The Freeman family:
13 c/kWh (400 kWh) + 2 c/kWh (400 kWh) + 14.5 c/kWh) 450 kWh
= 6464.5 c
6464.5 c x 30 = 193935
The Baum family:
8.5 (400) + 12 (400) + 14.5 (450)
= 14725 c
<span>The Freeman family pays $260.83 more than the Baum family.
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