Solve the problem.A projectile is fired from a cliff 200 feet above the water at an inclination of 45° to the horizontal, with a muzzle velocity of 350 feet per second. The height h of the projectile above the water is given by
where x is the horizontal distance of the projectile from the base of the cliff. How far from the base of the cliff is the height of the projectile a maximum?
A. 3071.09 ft
B. 1914.06 ft
C. 957.03 ft
D. 1157.03 ft
Answer: B
You might also like to view...
With no advertising your newspaper has a circulation of 1042 newspapers. For each dollar you spend on advertising, newspaper circulation increases by 16 newspapers. You sell each paper for 37 cents. You pay $488 to print the paper and have it delivered. Give a formula that shows your net income , in dollars, if you spend
dollars on advertising. Suggestion: First
calculate the number of newspapers you sell. Don't forget to include the dollars you spend on advertising in your expenses.
?
?
A.
B.
C. ?
D. ?
Solve the problem.If v = -2i - 4j + k and u = 2i - 5j + 5k, find a vector perpendicular to both v and u.
A. 20i + 27j + 19k B. 7i + 3j + 26k C. -15i + 12j + 18k D. -7i - 3j + 3k
Solve the problem.A restaurant has a capacity of 180 patrons. If the restaurant is full, how many patrons are at the restaurant?
A. 45 patrons B. 55 patrons C. 50 patrons D. 10 patrons
Write the expression in the standard form a + bi.(1 + i)20
A. -1024i B. 1024 C. 1024i D. -1024