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01/13/17

Permutations and Combinations

Find the number of arrangements using all of the letters in the word LOGARITHMS.   How many of these arrangements have the consonatns G and H separated?   Ans 2903040

01/13/17

formula of 1+sin2x

sir plzz told me that is any formula of 1+sin2x

Trig Equation

Solve the trig equation below. Make sure to give all possible answers. (Any and all angles are in degrees)2cosα = √3

A car travels for 5 hours and goes 125 miles, what was the speed it was traveling?

A car travels for 5 hours and goes 125 miles, what was the speed it was traveling?

01/12/17

Solve the vertex and axis of symmetry of the equation. Show your work and explain the steps you used to solve. f (x) = x2 − 6x + 4

Solve the vertex and axis of symmetry of the equation. Show your work and explain the steps you used to solve.f(x) = x2 − 6x + 4

01/12/17

James has four times as many stamps as David.

James has four times as many stamps as David. David has 50 more stamps than Joshua. They have 502 stamps altogether. How many stamps does James have? Please tell me the final answer.

01/11/17

Determine the height of the balloon.

While taking a ride in a hot-air balloon in Napa Valley, you wonder how high you are. To find out, you choose a landmark that is to the east of the balloon and measures the angle of depression to... more

Geometry question

two rectangular prism's have equal heights but unequal bases. Each dimension of the smaller solids base is half each dimension of the larger solids base. The volume of the larger solid is how many... more

a square and an equilateral triangle

the length of a side of a square is x cm. the length of a side of the equilateral triangle is 2cm more than the length of a side of the square. the perimeter of the square is equal to the... more

a rectangular sheet of paper can be cut into two identical rectangular pieces in two different ways.

a rectangular sheet of paper can be cut into two identical rectangular pieces in two different ways. when the original sheet of paper is cut one way, the perimeter of each of the two pieces is... more

01/10/17

Which of the equations below could be this parabola's equation?

The vertex of the parabola below is at the point (-4, 5). Which of the equations below could be this parabola's equation?   A. y = -2(x - 4)2 - 5 B. x = (y + 5)2 + 4 C. x = (y - 5)2 - 4 D. x = (y... more

01/09/17

Botanists have classified about 24,000 species of plants. However, just 11 species of plants provide 80% of the food for the world.

(continuing word problem) What part of the plant species provides 80% of the food for the world?  Key says 1/2400 but I don't understand how to get that answer? Is the book wrong?

01/09/17

calculating mass

A net force acts on mass m1 and creates an acceleration.A mass m2 is added to mass m1.The same net force acting on two mass together creates one-third the acceleration.Determine the ratio m2/m1

01/09/17

Ferris Wheel Rate

The height above the ground in feet of a certain seat on a ferris wheel is given by the following equation:   h(t)= 25+20cos(π/4)*(t-2) (that is a pi symbol over the 4) where t represents the... more

01/09/17

Permutations and Combinations

In a row of 6 counters, 3 are red, 2 are blue and 1 is white.    Find the numver of arrangements in which no red counter is next to another red counter.

A coin is tossed 5 times. Find the probability of all 5 times being tails

Answer this word problem

01/08/17

find the exact coordinates of missing endpoint R for Segment RS given the following

Point S is at (42,-12) Point T located on the segment is at -2,14the ratio of the length of RT to TS is 5:4 The coordinates for point R are 

01/08/17

How do you find the zeros of a function with 2 variables??

2x4+(2+2b)x3+(-10+2b)x2+(2-12b)x-12

01/08/17

A lady walked into a store and steales hundred dollar bill from the register without the owner's knowledge. A lady walked into a store

 If she comes back 5 min minouts  byes goods worth $70 and the owner gives $30 in change How much did the owner  really lose   

which functions have a domain of all real numbers?

A. f(x)=2(x+2)(x-1) B.f(x)=(x-1)2 -2 C.f(x)= (x-1)(x+3) D. f(x)=-(x+3)2 E. f(x)=-2x2-8x+3 F. f(x)=1/2x2-2

what function has a y-intercept of (0,4)?

A. f(x)=2(x+2)(x-1) B.f(x)=(x-1)2 -2 C.f(x)= (x-1)(x+3) D. f(x)=-(x+3)2 E. f(x)=-2x2-8x+3 F. f(x)=1/2x2-2
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