Which of the following, indicates the direction of a greater change of a function of more than one variables a.
Gradient

b.
Vector

c.
Normal

d.
None of these

Find the zeros of each function. f(x) = 6x^2 - 7x - 20

The moats separating people from the animals are 5 m wide for lions and 4 m wide for the elephants. if the lion’s moat is 4 m deep, how deep should the elephants’ moat be?

What should be done to both sides of the equation in order to solve -5m = -40? a) multiply by -5. b) divide by -5. c) multiply by -40. d) divide by -40.