3^(-2x + 2) = 81?
log(3^(-2x + 2)) = log(81)
(-2x+2)log(3) = log(81)
-2x = log(81)/log(3) - 2
x = (-1/2)(log(81)/log(3)) + 1
-2 plus 5 equals +3
Negative infinity plus negative infinity equals negative infinity.
a negative number
No it equals negative. (-)+(+)=(-)
negative seven
w = 70.25
88
A negative plus a negative equals a negative.
By elimination: x = 3 and y = 0
Yes but not me
b = 14
How do you solve 4y plus x equals 8
A negative plus a negative equals a negative.
1299
-3x + 5 = 20 -3x = 15 x = -5
x + 1= -y implies x - y = 1
Better formatting is cos(2x+20)=-0.5