05/27/16

Y = 2x^2-3x+5
Wats the. Vertex 
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05/27/16

Geometry question
What is the ordered pair of the center of a circle with the equation  X^2+Y^2-22X+16Y=4X-8Y+38
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05/27/16

find the value of "k" given that one solution of the equation 2x^2-kx+12=0 is -3/2
Need help finding the answer, it's a complicated question and I can't find it ANYWHERE
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05/27/16

Find x if: x2 -5x –(p-3)(p+2) =0
Find x if: x2 -5x -(p-3)(p+2) =0
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05/27/16

Find sin ?/2 and tan ?/2
If cos θ= -1/5 and 90°< θ< 180°
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05/27/16

Find sin2? and cos2?
If cosθ= 3/5 and 0°<θ<90°
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05/26/16

A test has thirty questions worth 100 points. The test consists of True/False questions worth 3 points each and multiple choice questions worth 8 points each.
How many multiple choice questions are on the test?
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05/26/16

Alicia estimated her test score to be 85. Her actual score was 80. What was the percent error in Alicia's estimate?
Alicia estimated her test score to be 85.  Her actual score was 80.  What was the percent error in Alicia's estimate?  Round your answer to the nearest tenth of a percent.  
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05/26/16

Choose the statement that correctly lists equivalent ratios.
1 : 6 = 20 : 120 = 5 : 30   1 : 6 = 4 : 18 = 6 : 36   1 : 8 = 20 : 120 = 3 : 24   1 : 8 = 3 : 32 = 5 : 48
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05/26/16

Pre Calculus
Use DeMoivre’s Theorem to find the power of the complex number and write your solution in the form, a + bi.a) −4 − 4i b) -4√2-4√2ic) −8 − 8i d) -2√2-2√2i
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05/25/16

what is the answer to 3/4(x+8)=x+1
solve for x  
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05/25/16

nick buys 2 shirts and 4 hats for a total of $44.00.if the hats cost $5.00 each,how much does each shirt cost?
nick buys 2 shirts and 4 hats for a total of $44.00.if the hats cost $5.00 each,how much does each shirt cost?
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05/25/16

Interpretation of definite integrals
Integration can be understood in many ways. Describe two ways we can interpret the result of a definite integral. Given a, and b (The limits) are real numbers. Explain why these interpretations... more
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05/25/16

what is equivalent to (-2y^2/xy^4)^6
nothing else
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05/25/16

Combinations math question
 A deck of cards contains 5 black cards numbered 5 to 9 and 5 red cards numbered 1 to 5. How many 6-card hands having 4 black cards and 2 red cards can be dealt?15 50 25 300
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05/25/16

Which sentence demonstrates proper pronoun usage?
A. The staff likes their new break room.   B. The jury blamed their voting error on one member.   C. The staff likes its new vacation policy.   D. The faculty members liked its new curriculum... more
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05/25/16

Find dy/dx by implicit differentiation
x³-tan -1y = e y     Please help guys!!
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05/25/16

Determine the value of r such that the line through (5,r) & (2,3), is perpendicular to the line y=2x-4
Either be r=4.5, r=9, r=-3 or r=1.5   Please help.
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05/25/16

vote count for candidate A was 7,310 .The vote count candidate B was 14,190. . What percentages of voters voted for Candidate A ?
The vote count for candidate A was 7,310 . The vote count candidate B was 14,190. Only two candidates were running . What percentages of voters voted for Candidate A ?
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05/25/16

if tan^theta equals 24 what is one value of sec theta
Suppose you know that tan squared open parentheses theta close parentheses equals 24.Determine one of the values of s e c open parentheses theta close parentheses.
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05/25/16

F(x)=x2=12x+c whats the value of c ?
i want to know the work of how to get the answer and how to find it the letter c
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05/24/16

if a side of a square is increased by 3 meters, its area is 121m^2. find the length of a side of the original square
find the length of the side of a original square from the problem given above
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05/24/16

pizza is cut into 8 slices one friend eat a quarter of the pizza. Another friend eats 3 pieces. How many pieces are left?
Two friends sharing 
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05/24/16

Is this sentence grammatically correct:
Before researching this topic, I already knew that North Korea and 99% of the world aren’t very fond of each other, and North Korea is accumulating more and more nuclear weapons.
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05/24/16

What would be the formula for the area of a regular hexagon?
 I was confused if I use the formula of a trapezoid and incorporate the numbers, but it is inscribed in a circle and only gave us the radius of the circle, which is 18in.
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