In order for two linear lines to be perpendicular, the product of their gradient must be -1.
Let's take y = x + b and y = -x + b
This is already in the form: y = mx + b, where m is 1 and -1 respectively.
Since the product of their gradient is -1, they are said to be perpendicular.
5•6 = 30.
She needs to buy 30 flowers from the store.
Jordan should press the on button. And then proceed to press the number 7 key.
Answer:
Step-by-step explanation:
For one cake= 2/3 dozen
for 6 cakes= 2/3x6=4 dozen
