1. Maths

The 5th,9th and 16th terms of a linear sequence A.P are consecutive terms of an exponential sequence.Find the common difference of the linear sequence in terms of the first term.

2. U.S History

Which of these statements best describes President Jackson's views on nullification? President Jackson wanted to give the power of government back to the states. President Jackson did not believe a state could legally leave the Union. President Jackson

3. science

How many calories will it take to raise the temperature of a 36 g gold chain from 20°C to 110°C?

4. Math-Sine wave function

A merry-go-round takes 15 seconds to complete one revolution/spin. Within that time, each horse moves up and down five times. The vertical motion of the horse spans a range of 50 cm, and the horse is 1 m high at its vertically centre position. a. Sketch a

5. Life orientation

Seven factors in which harmful substances could contaminate food

6. Maths

Show that the 21st, 37th and 65th terms of the linear sequence are consecutive terms of an exponential sequence whose common ratio is 7/4.

7. Physics

You build a toy model of a water slide. A red 250 g toy car slides down a 40 degree frictionless ramp. At the bottom, just at it exists onto a horizontal part of the slide, it collides with a purple 500 g car at rest. How high should you make the water

8. Physics

You build a toy model of a water slide. A red 225 g toy car slides down a 40 degree frictionless ramp. At the bottom, just at it exists onto a horizontal part of the slide, it collides with a purple 450 g car at rest. How high should you make the water

9. Physics

A 0.25 kg ball moving at 19.0 m/s is hit by a bat. The ball leaves the bat at a speed of 38 m/s in the opposite direction. If the bat is in contact with the ball for 0.01 s, find the magnitude of the average force exerted on the ball by the bat.

10. Math

A train leaves the station and travels north at a speed of 75 mph. Two hours later, a second train leaves on a parallel track and travels north at 125 mph. How far from the station will they meet?

11. Maths

Find the angle between 4y+3x=2 and n-3y=3.

12. SAT math

The length of a rectangle was reduced by 10% and the width by x%. If the resulting dimensions reduced the area by 32.5%, what is the value of x? A) 25 B) 21 C) 18 D) 13 I don’t know what to do at all.

13. Math

Write coefficient of b in 9b^3 - a - 6ab

14. algebra

Sam opened a savings account that accrues compound interest at a rate of 3% annually. Let P be the initial amount Sam deposited and let t be the number of years the account has been open. Write an equation to find A, the amount of money in the account

15. Physics

A proton of mass m undergoes a head on collision with a stationary atom of mass 13m. If the initial speed of the proton is 485 m/s, find the speed of the proton after the collision.

16. English

She gets ready hard for an exam. [Is this sentence grammatical?]

17. Philosophy

What do you think of Heraclitus’s idea of universal reason or logos? Do you agree that there is an underlying order to everything?

18. Maths

Population of a village in certain year is 5837.it become 8796 after two years .What is the increase of population in those years

19. Math

What type of sequence is this. 2/3, 1/3, 2/9, 1/6 Please give me the general formula.

20. Algebra

Describe when the graph of f(x) = ab^x is a horizontal line.? I thought it was when a=0, but its not...

21. Chemistry

Balance the equation: Br2 +KI=

22. Math

Identify factors in 12xyz - 6xy

23. Math

Sarla wins some money from a lottery. She divides it in such a way that her son gets 1/3 of the money and each of her four daughters gets equal share of the remaining. What fraction does each daughter get

24. math

what do you do when you have the equation 8 divided by 1/x when x equals 3 ?