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Algebra
prove sin(theta)/1-cos(theta)=csc(theta)+cot(theta)
Algebra
A fair coin is tossed 99 times If x is the number of times heads occurs then when P(x=r) is maximum ?
Algebra
India plays two matches each with Pakistan and Australia.In ny match probabilities of India getting points 0,1 and 2 are 0.45, 0.05 & 0.50 respectively. Assuming that the outcomes are independent what is the probability of India getting at least 7 points ?
Algebra
Charles had $120 more than Benedict. Charles gave 60% of his money to Benedict. Benedict then gave 25% of his money to Charles. In the end, Benedict had $20 more than Charles. How much money did Charles have at first.
Algebra
incomes of a and b are rs3500 and 4200 respectively.the ratio of the savings of A and B is 4:3 and the ratio of their expenditure is 3:4. find savings of A.
800,600,900,1000
800,600,900,1000
Algebra
A right circular cone contains some fluid. The height of the water level is 9 cm. Now, an additional 37pi cubic cm of fluid is poured into the cone.(Let the height rise of water level be x cm.)
(a) Find the rise of the water level.
(b) Find the percentage increase of the surface area in contact with the fluid.
(a) Find the rise of the water level.
(b) Find the percentage increase of the surface area in contact with the fluid.
Algebra
Present ages of A and B are in the ratio 7:4. which of the following can be the difference between their ages after 8 years?
5 years
10 years
15 years
all of these
5 years
10 years
15 years
all of these
Algebra
which number is the odd one out?
A.284 B.187 C.14195 D.103020
A.284 B.187 C.14195 D.103020
Algebra
Explain how to factor the following trinomials forms: x2 + bx + c and ax2 + bx + c. Is there more than one way to factor this? Show your answer using both words and mathematical notation.
Algebra
A worker earns $6 per hour for the first 40 hours a weeks he works and $9 per hour for any extra hours. Assuming that he works at least 40 hours, write an expression for his gross weekly wage in terms of H, the total hours worked per week and then simplify?
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#339914 on Dec 2023
#339914 on Dec 2023