03/31/21

The magnitude of the vector a = (5, m) is 13, and the magnitude of the vector b = (n, 24) is 25. What are m and n

The magnitude of the vector a = (5, m) is 13, and the magnitude of the vector b = (n, 24) is 25. What are m and n

02/28/21

Factor completely write as product of two linear terms

Factor completely 49x2+28x+4 write as product of two linear terms

02/28/21

If a ball is thrown directly upward with a velocity of 44 feet per second, its height (in feet) after t seconds is given by y=44t-16t2 . What is the maximum height attained by the ball?

If a ball is thrown directly upward with a velocity of 44 feet per second, its height (in feet) after t seconds is given by y=44t-16t2 . What is the maximum height attained by the ball?answer in feet

What is the direction of the vector r of t equals the vector with components 1, 1 ?

What is the direction of the vector  ? A 1 B C D

Newton's law of cooling

Newton's law of cooling states that the temperature of an object changes at a rate proportional to the difference between its temperature and that of its surroundings. Suppose that the temperature... more

Write a system of equations for each problem. Solve using the substitution method.

Luis and Julia have the same number of coins. Luis has only dimes and Julia has only quarters. If Julia has $1.80 more than Luis does, how many coins does each have?

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