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All Questions
^{+0}
194800 Questions
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264
1
pls help btw yall are amazing for answering
Give the exact value for each / show work
a. (tan900°+sec135°) / csc(-90°)
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Guest
Feb 20, 2020
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136
0
A theater sold 4 adult tickets and 3 child tickets for 156 dollars they also sold 3 adult tickets and 4 child tickets for 145 dollars. How m
A theater sold 4 adult tickets and 3 child tickets for 156 dollars they also sold 3 adult tickets and 4 child tickets for 145 dollars. How much are adult and child tickets
Guest
Feb 20, 2020
0
211
1
help
If 1qt of paint covers 120ft^2, how many square feet does 2 gal cover?(1 gal=4 qt.)
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Guest
Feb 20, 2020
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231
1
help
Airline fares for a flight from Dallas to Austin are $30 for first class and $25 for tourist class. If a flight had 52 passengers who paid $1360,how many first class and tourist class passengers were there?
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Guest
Feb 20, 2020
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235
1
please help
Carolyn received a check last week . She invested part at 15% and 1000 more than this amount at 16%. If she will earn $780 in interest in a year, how much was invested at each rate?
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Guest
Feb 20, 2020
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238
1
help
Matt wants to measure the height of a tree. He walks exactly 100 feet away from the base of the tree and looks up at it. The angle from his eyes to the top of the tree is 35.
If his eye level is 5 feet from the ground what is the height of the tree.
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Guest
Feb 20, 2020
+1
1115
2
I NEED HELP DESPERATELY!
For an integer n, the inequality x^2+nx +15<0 has no real solutions in x. Find the number of different possible values of n.
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Guest
Feb 20, 2020
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225
1
help
A quality control inspector samples 2 computer chips from a box containing 13 computer chips. If the box contains 3 defective chips, in how many ways can he select a sample so that at least one of the chips is defective?
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Guest
Feb 20, 2020
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249
1
What is the sum of the first six terms of the series?
What is the sum of the first six terms of the series?
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Guest
Feb 20, 2020
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882
2
help
One angle of a right triangle measures 60°. The side opposite this angle measures 15 inches.
What is the length of the hypotenuse of the triangle?
Enter your answer, in simplest radical form
Hypotenuisance
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Guest
Feb 20, 2020
0
254
1
help
The terminal ray of angle β , drawn in standard position, passes through the point (−4, 3√5) . What is the value of cosβ ? Enter your answer, in simplest radical form, in the box. Cosβ = ?
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Guest
Feb 20, 2020
0
235
2
please help
Left on together, the cold and hot water faucets of a certain buthtub take 7 minutes to fill the tub. If it takes the cold water faucet 17 minutes to fill the tub by itself, how long will it take the hot water faucet to fill the tub on its own?
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Guest
Feb 20, 2020
0
271
6
T^3 = 27 * R^5 is simplified to T=a*R^b
T^3 = 27 * R^5 is simplified to T=a*R^b
a. Calculate the exact values of a and b
b. If R gets eight times bigger, how many times does T get bigger?
c. The equation for T is simplified to R=p*T^q. Calculate p to one decimal
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Guest
Feb 20, 2020
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158
0
a. Solve g(x) = -10 and g(x) > f(x) for the given equations f(x)=x^2 and g(x)=1/(x^3).
a. Solve g(x) = -10 and g(x) > f(x) for the given equations f(x)=x^2 and g(x)=1/(x^3).
b. What is the symmetry axis or point of axis for both graphs.
Guest
Feb 20, 2020
0
214
1
help
Suppose Set A contains 325 elements and the total number elements in either Set A or Set B is 631. If the Sets A and B have 43 elements in common, how many elements are contained in set B?
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Guest
Feb 20, 2020
0
273
1
help
Martha types a 4−digit code into a keypad to unlock her car doors. The code uses the numbers 1 and 0. If the digits are selected at random, what is the probability of getting a code with exactly three 0's?
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Guest
Feb 20, 2020
+1
225
1
+41
A number theory question...
In this problem, a and b are positive integers.
When a is written in base 9, its last digit is 5.
When b is written in base 6, its last two digits are 53.
When a - b is written in base 3, what are its last two digits? Assume
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chenxander
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chenxander
Feb 20, 2020
0
390
0
alg 2
Based on a poll of 1000 residents, a newspaper article claims that 62% of the residents in town favor the development of a recreational park on the west side of town. A community action group interested in preserving the environment claims that 45% of the
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Guest
Feb 20, 2020
0
241
1
Another radical question
A rectangle has a width length of 5 sqrt rt 8 inches and a width of 2sqrt rt 8 inches. What is the perimeter of the rectangle?
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Guest
Feb 20, 2020
+1
301
3
i really need help!!!
Square ABCD has area 12.25.
E is the intersection of BD and the semicircle of diameter AD.
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Guest
Feb 20, 2020
0
188
1
Math help,,
A square has a length of 6sqtrt 6 inches. What is the area of the rectangle? It's like a radical question
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Guest
Feb 20, 2020
0
291
2
help
She bought 3 types of fruit for a fruit salad. She paid twice as much for blueberries as for oranges, and $1.50 less for strawberries than for blueberries. If the total cost was 12.25 how much did she spend on each fruit?
IsabelleJ761
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Guest
Feb 20, 2020
0
202
1
please help geometry!!!
Let be a trapezoid with bases and Let and and let be a point on side such that Let be the feet of the altitudes from to respectively.
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Guest
Feb 20, 2020
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