19,133 Answered Questions for the topic Algebra

08/19/21

Need Help ASAP!
1. Explain the transformation of the graph above from the parent function, f(x) = 1/x. Make sure you include an explanation of your thought process. Hint: Check the graph carefully for a stretch or... more
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Algebra Math Trigonometry

08/19/21

If sinx = 4/7 and cosx < 0 , find the values of each of the other five trigonometric functions of θ.

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08/19/21

equations and derivatives
A street light is at the top of a 18 ft tall pole. A woman 6 ft tall walks away from the pole with a speed of 5 ft/sec along a straight path. How fast is the tip of her shadow moving when she is 30... more
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08/19/21

Correct to 1 significant figure, the area of a rectangle is 80 cm2. Correct to 2 significant figures, the length of the rectangle is 12 cm. Calculate the upper bound for the perimeter of the rectangle
Correct to 1 significant figure, the area of a rectangle is 80 cm2. Correct to 2 significant figures, the length of the rectangle is 12 cm. Calculate the upper bound for the perimeter of the... more
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08/18/21

Math problem need help.
Apply the function transformation of g(x) = f(x - 2) + 4 to f(x) = x3 - 8. Describe the transformations and find the final form of the function after the transformation.
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08/18/21

Need help ASAp!
Use a graphing calculator to find any x-intercepts and turning points for the function f(x) = 2x3 - 13x2 + 24x - 9Apply the function transformation of g(x) = f(x - 2) + 4 to f(x) = x3 - 8. Describe... more
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08/18/21

Simplify (7 + 2√50) (5 - 2√2). Give your answer in the form a+b√18 where a and b are integers. Show your working clearly.
Simplify (7 + 2√50) (5 - 2√2). Give your answer in the form a+b√18 where a and b are integers. Show your working clearly.
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Algebra

08/18/21

skier problem for math
A skier is trying to decide whether or not to buy a season ski pass. A daily pass costs ​$72. A season ski pass costs ​$350. The skier would have to rent skis with either pass for ​$30 per day. How... more
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Algebra

08/18/21

answer the question in planning her retirement liza deposits some money at 2.5 interest with twice as much deposited at 4.5% if the total annual income at $2070
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08/17/21

The point A has coordinates (0,2). The point B has coordinates (-4,-1). Find the coordinates of the midpoint of AB. Work out the gradient of the line AB. Find an equation of the line AB.
The point A has coordinates (0,2). The point B has coordinates (-4,-1). Find the coordinates of the midpoint of AB. Work out the gradient of the line AB. Find an equation of the line AB.
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08/17/21

(5+3√2)^2=p+q/√8, where p and q are integers. Find the value of q.
(5+3√2)^2=p+q/√8, where p and q are integers. Find the value of q. I'm not sure what to do.
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Algebra Math Mathematics

08/17/21

Expand (5+3√2)^2. Give your answer in the form (a+b√c), where a and b are integers. Show your working clearly.
Expand (5+3√2)^2. Give your answer in the form (a+b√c), where a and b are integers. Show your working clearly. I need help, please.
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08/17/21

PLZ HELP ME IT'S PRE-CAL THANKS IN ADVANCE
State whether the following solution sets are from a function or non-function y=x2 y2=4-x2 y=x3 y=±√1-2x
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Algebra Math Mathematics

08/17/21

Given that c is a prime number, rationalise the denominator of 3c-√c / √c. Simplify the answer.
Given that c is a prime number, rationalise the denominator of 3c-√c / √c. Simplify the answer.
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Algebra Math Mathematics

08/17/21

Make x the subject of y = √2x+1/x-1
Make x the subject of y = √2x+1/x-1
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08/16/21

write the equation of the hyperbola whose foci are (−5,2) and (3,2), and which has a vertex at (0,2).
write the equation of the hyperbola whose foci are (−5,2) and (3,2), and which has a vertex at (0,2).
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08/16/21

Find the equation of an ellipse whose foci are (0,±6) and whose semi-minor axis is 5
Find the equation of an ellipse whose foci are (0,±6) and whose semi-minor axis is 5
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Algebra

08/16/21

result, for Lucy, Miguel and Sam
Lucy, Sam and Miguel have $122 total in their wallets. Sam has fourth times what miguel has. Miguel has $8 less than Lucy. How much do they have in their wallets
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Algebra

08/16/21

Solve the system of equations by addition. −x+2y =−1 , 5x−10y =6
Solve the system of equations by addition. −x+2y =−1 , 5x−10y =6
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Algebra Math Mathematics

08/15/21

Given that p is a prime number, rationalise the denominator of 7√p - p^2 / √p^3. Simplify the answer
Given that p is a prime number, rationalise the denominator of 7√p - p^2 / √p^3. Simplify the answer
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08/15/21

Find a vectors perpendicular and parallel to the plane.
(a) Find a vector n-> perpendicular to the plane z=7x+8y. n-> =(b) Find a vector v-> parallel to the plane. v->=
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08/15/21

find the following cross products.
If a=⟨1,2,1⟩ and b=⟨5,11,1⟩, find the following cross products.1. a×b= 2. b×a=
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Algebra Math Mathematics

08/15/21

How do I solve 4/e-3=5
Please help. How do I solve 4/e-3=5
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Algebra Math Mathematics

08/14/21

Simplify (2x+3)^2 - (2x +3)(x-5). Give your answer in the form ax^2 +bx +c
Simplify (2x+3)^2 - (2x +3)(x-5). Give your answer in the form ax^2 +bx +c. How do I do this?
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Algebra

08/14/21

Find two consecutive integers so that 18 times the smaller number is 2 more than 17 times the larger number
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