15,254 Answered Questions for the topic precalculus
Precalculus Trigonometry
02/19/23
someone explain…
in the triangle the length of side b is 7 the m<A= 60 .find the exact length of a and c. Exact means that you cannot give a decimal. You will need to give either an integer, a fraction or a...
more
Precalculus Calculus
02/19/23
How much will Kosumi be paid if he sells 420 glow sticks? & How many glow sticks did Kosumi sell if he earned $733.80?
FYI: I currently need help. So you see I only need help in writing this into an equation. I can solve everything else I tend to have trouble with word problems.Kosumi got a job selling glow sticks...
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Precalculus
02/19/23
I simply need to figure out how to write this into an equation and then solve.
Simple interest is given by the formula A=P+Prt�=�+���. Where A� is the balance of the account after t� years, and P� is the starting principal invested at an annual percentage rate of r�,...
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02/18/23
Solve the equation secx cscx = 2secx
Precalculus
02/18/23
Determine the growth rate in the following exponential function:
T(f)=300(3^sqrt(27))^t
Precalculus Trigonometry
02/17/23
Quick?!?!!????!?
in the triangle the length of side b is 7 the m<A= 60 .find the exact length of a and c. Exact means that you cannot give a decimal. You will need to give either an integer, a fraction or a...
more
Precalculus
02/17/23
How would I calculate population decay?
In a small town named Winchester, the population today is 6722 . For the last five years, the population has declined by 8% every year. If the decline stay the same, what is the expected...
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Precalculus Algebra 2
02/17/23
Exactly 176 years ago, you deposited $2444.87 in your savings account earning exactly 0.5 % interest, compounded monthly. What is the current value of the account? .
How would you calculate compound interest here ?
Precalculus
02/17/23
the shape of f(x) = x , but shifted three units down and then reflected in both the x-axis and the y-axis
Precalculus
02/16/23
Pre calculus HW
Find the exact value of the given expression.sec(2 sin^-1(1/8))
Precalculus
02/16/23
Pre calculus HW
Simplify the expression by using a Double-Angle Formula or a Half-Angle Formula.square root 1-cos(8theta)/2
Precalculus
02/16/23
Pre calculus HW
Use the formulas for lowering powers to rewrite the expression in terms of the first power of cosine, as in Example 4.cos^6(x)
Precalculus
02/16/23
If cot(θ)=3/5 and θ is in quadrant III, find sinθ and secθ.
Precalculus Trigonometry
02/16/23
QUICK HELP?!? ?!?!
please show work in the triangle the length of side b is 7 the m<A= 60 .find the exact length of a and c. Exact means that you cannot give a decimal. You will need to give either an integer, a...
more
Precalculus Trigonometry
02/16/23
Can someone explain?!?!?!
in the triangle the length of side b is 7 the m<A= 60 .find the exact length of a and c. Exact means that you cannot give a decimal. You will need to give either an integer, a fraction or a...
more
Precalculus Trigonometry
02/16/23
Can someone explain?!?!?!!?
The following is the work for using the unit circle in find the exact value of sin 17π/3a)which step has the first error?b)explain the error1)find the coterminal angle17π/3-2π=5π/32) using the unit...
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Precalculus
02/16/23
Can someone explain???
following is the work for using the unit circle in find the exact value of sim 17π/3a)which step has the first error?b)explain the error1)find the coterminal angle17π/3-2π=5π/32) using the unit...
more
Precalculus Math
02/16/23
A factory is to be built on a lot measuring 270 ft by 360 ft. A local building code specifies that a lawn of uniform width and equal in area to the factory must surround the factory.
What must the width of the lawn be? ___________If the dimensions of the factory are A ft by B ft with A < B, then A = ________ and B = ___________required to show work mathematically.
Precalculus Trigonometry
02/15/23
I need help with another trigonometry question!
Find the distance along an arc on the surface of the earth that subtends a central angle of 10 minutes (1 minute = 1/60 degree). The radius of the earth is 3960 miles. Round to the thousands.
Precalculus
02/15/23
Helpppppppp????
1) Let y=- 6/7 be the y coordinate of the point p(x,y) where the terminal side of the angle 0(standard position) meets the unit circle if p is in III what is the Cos(0)the work includes drawing the...
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Precalculus
02/15/23
The secant of an angle is sec(x)=13/5 what is its tangent?
The secant of an angle is sec(x)=13/5 what is its tangent?
Precalculus
02/15/23
The secant of an angle is sec(x)=13/5 what is its tangent?
The secant of an angle is sec(x)=13/5 what is its tangent?
Precalculus
02/15/23
In a college meal plan you pay a membership fee, then all of your meals are at a fixed price per week. If 20 meals cost $150.5 and 60 meals cost $310.5 , answer the following questions:
In a college meal plan you pay a membership fee, then all of your meals are at a fixed price per week. If 20 meals cost $150.5 and 60 meals cost $310.5 , answer the following questions:a) Write a...
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Precalculus
02/15/23
I been stuck on this all day….
Point p(-3,4) is on the terminal side of an angle 0 which of the following is exact value of cos0Draw the right triangle in correct orientation (correct Quadrant) on the coordinate planlabel the...
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