Chapter 7
Find the six trig ratios given a right triangle where the opposite side of theta is 15 and the adjacent side is 18
Sin=15/23.4 Cos=18/23.4 Tan=5/6 Csc=23.4/15 Sec=23.4/18 Cot 6/5
find the missing side b using law of sines if given C=50, c=8 and B=35
b=6
Convert Log form to Exponential form log39=2
32=9
Solve the Exponential Equation Using Logs 2x=3x+1
x=ln3/ln2-ln3
multiply 2x2/5y x 15y2/4x
3xy/2
Finding Side Lengths using Trig Functions given a right triangle with a hypotenuse of 15 and the opposite side of the angle 62 being 15
x=13.2
find the missing angle B using law of sines if given C=85, c=15 and b=12
B=52.8
Convert Exponential form to Log form 53=125
log5125=3
A small town with a population of 1,000 people. The population increases by 6%every year. What will the population be in 8 years?
1594 people
divide x2+5x+6/2x / x2-4/x+2
x+3/2x(x-2)
Finding Angle Measures using Trig Functions Given a right triangle with a hypotenuse of 21 and the opposite side of theta being 16
theta=49.6 degrees
find the missing side c using law of cosines if given a=10, b=20 and C=60
Condense Log28+log24-log22
log216=4
a small village with a population of 800 people is decreasing by 9% each year. What will the population be in 5 years?
499 people
add 3x/4 + 5/2
3x+10/4
Find the Angle of Elevation given the height of the wall of the triangle is 12 feet and the distance away from the wall is 15 feet
theta =38.7
find the missing angle C using law of cosines if given c=9, a=7 and b=8
C=73.4
expand log4(a5b2)
5log4(a)+2log4(b)
11,619 people
subtract 3x/5 - 2/15
9x-2/15
what quadrant is 135 in
quadrant II
find the missing side c using law of sines if given A=40, B=97 and b=8
c=5.5
solve by using same base 42x-2=64
x=5/2
You deposit $5,000 in a savings account that earns an annual interest rate of 4% compounded quarterly. What will the total amount in the account be in 6 years?
$6,341.20
simplify (2x/3 + 5/6) / 4/9
3(4x+5)/24