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A sqaure pyramid containing 5525 cans was built. The number of cans, C, in a square pyramid with n layers is given by C=n(n+1)(2n+1)/6. How many layers did the pyramid have?
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-8-(-2)
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(4-5y+y3)-(2-3y+y2)
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when graphing the function x√784-x^2 over the domain {x/0<x<28 how and where do I enter the domain on the calculator????
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sml smoothie = $4.30 each, med = $6.50, and lrg = $8.00 each. Sold 34 smoothies for $211. # of sml & lrg smoothies combined, was 2 more than the # of med smoothies. How mny of each size were sld?
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Find the equation of the line that goes through (-1, -5) and has a slope of -8
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Find the equation of the line is parallel to -3x+2y=9and contains the point (-2, 1) Write answer in slope intercept form.
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The line containing E(a,3) and F(2,0) is parallel to the line that contains D(2,8) and C(-3,-4). Find a
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A jar contains 5-gram bolts and 10-gram bolts. The contents of the jarweigh 2.35 kg. If there are 300 bolts together, how many are there of each kind
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One complementary angle is two thirds as large as the second angle. What is the measure of each angle?
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One supplementary angle is half as large as the second supplementary angle. What is the measure of the larger angle?
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-3(6a-9b)
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factor 40x^4-80x^3+40x^2
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stone border around a rectangular garden is 6 by 15 yards with only enough stone 10 cover 100 square yards. How wide should the border be?
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water rocket launching upward with velocity of 48 feet/second after how many seconds will the height of the rocket be 20 feet. h=48t-16t^2
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The product of the page number on two facing pages of a book is 506, find the page numbers.
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What is the probablity of rolling a total of 10 each time on two seperate rolls of a pair of six-sided dice?
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In the graph below, what are the coordinates of Q? A. (6,3) B. (3,6) C. (1,-2) D. (-1,1) E. (-2,1)
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How do you find the area of the segment when the length of the chord is 10cm and the radius of the sector is 13 cm?
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It takes Tim 4 minutes to build a snowman and his younger brother Jim 12 minutes to build a snowman. How long will it take them to build a snowman working together?
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can you make a graph and find the slope the same way like would that be an easier way to remember how to find slope than the formula or would it be more complicated?
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Each Student listed in the table has taken 3 math tests.Find the score each student needs on the next test in order to have an 80 average.These are the scores.B 78,78,78 J 68,79,74 P 72,82,82 W 91,64,
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a painter can get paid in two ways. Plan A: $500 plus $4 per hour. Plan B: $55 per hour. Suppose the job takes n hours. For what values of n is Plan A better for the painter
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