03/14/16

Angle ABC is 10 more than its complement. What is the measure of Angle ABC?
this one question. angles confuse me, honestly. 
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03/13/16

Yarn is $4.49 for 136 yards how much is it per yard
Yarn is $4.49 for 136 yards how much is it per yard.
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03/13/16

12 decreased by 8 times a number is 36. Find the number.
I've solved it but I got a completely different answer from the answer key.
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03/12/16

Find the length and the width...
The perimeter of a certain rectangle is 16 times the width. The length is 12cm more than the width. Find the length and  the widtb of the rectangle.
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03/12/16

Find the area...
Three islands in the Hawaiian island chain are hawaii(the big island), Maui and Kauai, together, their areas total 5300mi squared. The island of Hawaii is 3293 mi squared larger than the island of... more
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03/12/16

find coefficient of term x^3 in the expansion of (2+3x)^3(5-x)^3
find coefficient of term x^3 in the expansion of (2+3x)^3(5-x)^3 in the binomial expansion
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03/12/16

Solve by substitution
Solve by substitution:  2x +5y=23                                  y=3x + 8
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03/12/16

Application Problems
You have a total of $10,000 to invest in two simple interest accounts. On one account the annual simple interest rate is 3.5%. On the second account the annual simple interest rate is 7.5%. If you... more
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03/12/16

Differentiate Ln ( SQRT(x-2))/X²
Differentiate  Ln  od  square root of x-2  divided  by  x  squared.   Thanks  You Regards Sunny 
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03/12/16

could someone help me with math?
Reduce the rational expression to lowest terms. If it is already in lowest terms, enter the expression in the answer box.   (r2-5r)/(r3-3r2-10r)
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03/12/16

could someone help me with math?
Reduce the rational expression to lowest terms. If it is already in lowest terms, enter the expression in the answer box.   (2r2+7r+3)/(r4−81)  
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03/11/16

If circumference of the base of a cylinder is 132cm &height is 25cm. Find the volume of the cylinder
Height =25cm
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03/11/16

Algebra story problem.. Compound inequality and graphing
A fast food restaurant incorrectly programs its registers to charge 9.5% sales tax. If each order is at least $1.99, and the largest order for the day is $16.57, write and graph a compound... more
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03/11/16

solve the equation Tan2x-3=0
solve the equation Tan2x-3=0  
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03/11/16

i need help with this?
Reduce the rational expression to lowest terms. If it is already in lowest terms, enter the expression in the answer box.   (4y2+5y+1)/(y4−1)   Rational expression in lowest terms:    could... more
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03/10/16

Probability of deck of cards
You created a new deck of cards, using a standard deck of 52 plus a second set of spades (ace,2-10,jack,queen,king). From this new deck, 7 cards are picked at random. What is the probability that... more
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03/10/16

San Fran bridge.....
The Golden Gate Bridge in San Francisco is 2,064 feet longer than the Brooklyn bridge. Together, their span total 5,796 feet. How long is each bridge?
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03/10/16

Perimeter of a triangle
The perimeter of a triangle is 96 m. One side is twice as long as another, the third side is 30m long. How long is each side of the triangle?
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03/10/16

the lenght of the side of a cube is 5 to the power of 3. express its surface area and volume using powers and simplify each expression
I just need to know the surface area and volume in steps so i understand it better
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03/10/16

Algebra Solution of x
Determine the solution for x.P(x) = (x + 3)(x - 5)(x + 1)(x - 2)Answer options: 1) x = 3, x = -5, x = 1, x = -2 2) x = -3, x = 5, x = 1, x = 2 3) x = 3, x = 5, x = -1, x = 2 4) x = -3, x = 5, x =... more
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03/10/16

Need help with Algebra 2 problem.
Which of the following polynomials has -3 and 2 as zeros?I. P(x) = x² + x - 6II. P(x) = x² - x - 6III. P(x) = 2x² + 2x - 12 1) I only 2) II only 3) I and III 4) I, II, and III   I don't... more
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03/10/16

word problem
A pair of number cubes is tossed. The total number of dots on the two top faces is 6. What is the total of the dots on the bottom faces of the pair of number cubes?
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03/10/16

prove that tan50°tan30°tan20°=tan50°-tan30°-tan20°
this question is from trignometry proving
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03/10/16

What are the dimensions of a painting?
marisol is painting on a canvas that has an area of 180 square inches. The length of the painting is 1 1/4 times the width. What are the dimensions of the painting?
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03/09/16

could someone help with rationals?
Indicate any restrictions on the variable in the following rational expression, then reduce the rational expression to lowest terms.If it is already in lowest terms, enter the expression in the... more
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