Question

Find the gradient that is perpendicular to a line with gradient minus 3​

Answer 1

perpendicular gradient =
`(1)/(3)`

Step-by-step explanation:

In parallel, the gradient is same. m1 = m2

using formula: m1 * m2 = -1

solve:

• -3 * m2 = -1

• m2 =
  `(-1)/(-3)`

• m2 =
  `(1)/(3)`