a-1/4
1/4root of a
x+13=22
x=9
i2
-1
Find the hypotenuse.
152+72=x
x2=274
x=16.55 cm
93
36 or (32)3
Simplify 2x2+2x+3x2−4x−7
5x2−2x−7
root -13
i root 13
find angle
cosθ=7/15 θ=cos−17/15𝜃=cos-1 (7/15) θ=62.18°
83
211
3x+16=22
x=2
root -49
7i
find x
cosθ=9/23 θ=cos−19/23 θ=66.96° tan66.96=x/9
x= 9/tan66.96 x=3.83 cm
Write with log base 10
x= a2
log x=2 log a
x2+11x+24
(x+3)(x+8)
Simplify: 3−2i/5
-3i-2/5
A camping van drives in the direction 153° and stops when it is at 20 km from their starting place. How far did the van drive?
Answer: 22.44 km
A car was purchased for 33,000 KWD and its value depreciates by 9% every year. What’s it’s value after 5 years? (Round to the nearest one)
x=33,000(1-0.09)5=20593
Using the Quadratic Formula, solve: 2x2−4x−2=0
x=2.41 or−0.41
(5− 3i)− (−2+4i)
7−7i
Find the length of DF.
Answer: 8.48 cm