What is the lcd of 3/10 and -4/15? ?

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation: