05/13/16
Pre calculus
I need help!
1)Graph the parametric curve.
x(t)=3t
y(t)+9t^2
t=1
2) graph the polar equation r=theta^2
3) graph the polar equation. r=5cos(theta)
4)graph. x(9)=(√t)...
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05/12/16
Which number, when added to 456, makes a problem that makes no regrouping? 544 222 325 344
My answer is 222. Am I right?
05/12/16
The sheet has an area of 36 square inches. If the sheet is square, what are the length and the height of the largest photo she can put on the page?
Its a math problem and i have no details for my problem im just typing cause its telling me to and can u please give me the answer in 1 to 2 hours please thank you i am telling you to make it 1 to...
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05/12/16
an airplane is flying 100km north and 185 west of an airport. it is flying at a height of 7km. what is the straight line distance to the airport?
Second question, part 2) what is the angle of elevation of the airplane from the point of view of the airport
05/12/16
find two consecutive even integers such that 7 times their sum is 50 more than their product.
11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111
05/12/16
Which sentence contains proper usage of semicolons?
Let me know which bag to take; the blue one or the red one.
OR
The world is an amazing place; full of interesting people.
05/12/16
Simplify: (4 + 5i) -2(1 - 3i)
I have tried to solve this over and over again and keep getting answers that are way too big.
A) 3 + 2i
B) 2 + 2i
C) 2 + 8i
D) 2 - i
05/12/16
among all rectangles with perimeter of 40. Find the the area with largest dimension?
write as fraction in lowest terms
05/11/16
Math problem.... please help!
A new car has an MSRP of $22,450. It comes with a premium package priced at $2500, a navigation package priced at $500, and a destination charge of $400. What is the sticker price of this car? A....
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So if my quarter grade is 103, my semester grade is 94, and I do not end up turning in three essays all worth 100 points, what would my grade be?
I just really need help with this question.
05/11/16
Which of the following relations shows a function?
A. {(-5, 6), (4, -3), (2, -1), (4, 2)} B. {(3, -1), (3, -5), (3, 4), (3, 6)} C. {(-2, 3), (0, 3), (-2, -1), (-1, 2)} D. {(-5, 6), (-4, -3), (2, -1), (4, 2)}
05/11/16
y^2/9 - x^2/16=1 has focii at ?
y^2/9 - x^2/16=1 has focii at ?
a. (0.+-5) b. (+-5,0) c. (+-4,0) d. (0,+-4)
05/10/16
Find the area of a regular hexagon with side length of 8 centimeters
Rounded to nearest tenth
05/10/16
If someone left somewhere at 3:30 after spending 40 minutes there. What time did they get there?
She went to a visitor center.
05/10/16
semicircles are erected on legs and on the base of a right isosceles triangle. express the sum of the areas shaded lunes as a function of s.
please help me find the answer to this problem with step by step explanation. thank you
05/10/16
What are the possible dimensions of a 28-square-foot garden if the width is 3 feet shorter than the length?
Are the solutions to the equation reasonable?
05/10/16
15 extra planks of wood in the house and Charlie and his father got 10 planks of wood each, how many pieces of wood do they have in total?
i wanted to know about this question because it's coming in my exam and i really do need your help
05/10/16
W(9)=-7 and w(-7)=9. If y=w(x). What is the value of y when x=-7
W(9)=-7
W(-7)=9
What is the value of y when x=-7
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