Vector a = 2i + 3j - 5k. What is the value of 2a?Group of answer choices4i + 3j + 10k6i + 9j -15k4i + 6j - 10k6i + 4j - 15k

Vector a = 2i + 3j - 5k. What is the value of 3a?Group of answer choices6i + 9j -15k3i + 3j - 3k5i + 6j - 8k6i + 6j - 15k

What is the sum of the following vectors?A = 3.00i -2.00jB = -5.00i + 4.00jGroup of answer choices(-8, -6)(2, -2)(8, 6)(-2, 2)

Given vector U = 2i + 3j and vector W = 5j, what is 3U + W?Group of answer choices11i - 9j6i + 14j11i + 9j6i - 14j

Given vector A=5.00i - 8.00j . What is the magnitude of vector A?Group of answer choices9.43-3.003.6013.00

Find the value of 'a' if two vector A = 2i + aj +K & B = 4i - 3j + 2k are perpendicular to eachotherA. 20B. 15C. 10D. 5