11/20/18

1st Question) Cos 3x = - 1/sqrt(2) 2nd question) Sin(cos(5x))=0
For the 1st question, I had find all solutions of the equation which is pi/4 + 2pi/k, x= 5pi/12 + 2pi.k/3. Although you can double check if it's correct. The problem I'm having is that I have to... more
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11/20/18

Find the formula for an exponential function that passes through the two points given.
Find the formula for an exponential function that passes through the two points given.(−3,7) and (1,1)
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11/19/18

Find the area of a triangle whose vertices have the coordinates (-1,7), (-1,2), (5,2).
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Tan

11/19/18

Find and expression for tanβ in terms of α given that β is acute and sinβ=α
Sorry but Iam not sure how to work it out
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11/19/18

A certain two digit number has the tens digit 3 more than the units digit. Let the tens digit be X, Write an expression in x for the units digit.
Help please. soon if possible
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11/19/18

Trigonometry Word Problem
From a point on the floor, the angle of elevation to the top of a door is 48°, while the angle of elevation to the ceiling above the door is 59°. If the door is 8 ft tall, what is the vertical... more
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11/19/18

The endpoints of the directed line segment AB are A(-4,2) and B(5,8. FIND THE COORDINATES OF POINT P ALONG AB SO THE RATIO OF AP TO PB IS 1 TO5
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11/18/18

Algebra math....
Twice a number less eight is equal to one more than three times the number
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11/18/18

A book sold 39,300 copies in its first month of release. Suppose this represents 9.2% of the number of copies sold to date. How many copies have been sold to date?
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11/18/18

A car travelling at 60kph left town at 9:00 a.m. Another car travelling at 65kph left the same place half an hour later to overtake the first. At what time did the second car overtake the first?
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11/18/18

It takes an elevator 4 seconds to travel from the first floor to the fourth floor. How long does it take the elevator to travel from the first floor to the sixteenth floor?
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11/18/18

If a is 16.66 % less than b and if the value of a is 500, then what is the value of b?
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11/18/18

Find the least number when divided by 16 ,6 and 11 leaves the same remainder 5 in each case
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11/18/18

Find the speed of the wind and the speed of the plane in still air. The wind speed is ___ mph.
Matt and Anna Killian are frequent fliers on​ Fast-n-Go Airlines. They often fly between two cities that are a distance of 1680 miles apart. On one particular​ trip, they flew into the wind and the... more
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11/18/18

Express f(x) in the form f(x)= (x-k)q(x) +r for the given value of k.
Express f(x) in the form f(x)= (x-k)q(x) +r for the given value of k. F(x)= 5x^4 - 2x^3 - 15x^2 - xK=4?
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11/18/18

the length of oone leg of a roght angle triangle is 4 cm less then twice the length of the other leg. the area of the triangle is 24 sq. cm. find the length of each leg
I know you use the pythagrean theorm. Im having trouble coming up with the customed equation.
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11/18/18

Validity question
If a point is the midpoint of a segment, then it divides the segment into two congruent segments. R is the midpoint of QS. Conclusion: QR~=RS. Valid or invalid? Explain, so that I may answer the... more
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11/17/18

RQ is a perpendicular bisector to PS at Q between P and S. ∠SPR ≅ ∠PSR. How can you immediately conclude that △PQR ≅ △SQR
Would this be congruent by AAS, if it isn't, then can you explain.Thank you
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11/17/18

6 digit square root 377300
How do i go about finding the square root of 377300?I've tried some video tutorials however, i can't get it to work.i pair the numbers 2 by 2 by 237 73 00closes for 37 is: 6 square = 36the square... more
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11/17/18

g(x)=2(2x+3)(x+3)^2(x-4)
what would be the end behavior and all the Y and X interceptions for the equation
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11/17/18

For what value of b a polynomial in standard form, equivalent to the product of (x2–10x+6)(2x+b): b has equal coefficients for x3 and for x
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11/17/18

A pharmacist has 5% saline (salt) solution and 20% saline solution. How much of each solution should be combined to create a bottle of 90mL of 10% saline solution?

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11/17/18

Modeling Division of Whole Numbers
One shelf will hold 45 pounds of boxes. If you have to store 270 pounds of boxes, how many shelves will you need?
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11/16/18

How do I find the rate of change of the revenue?
The price p (in dollars) and demand x (in bushels) for peaches are related byx=6500-0.15p^2If the current price of $90 per bushel is decreasing at the rate of $5 per week, find the rate of change... more
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11/16/18

Math - Scale Drawings
The scale of a map says that 4 cm represents 5 km. a.What distance on the map (in centimeters) represents an actual distance of 4 kilometers?b.What is the actual number of kilometers that is... more
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