Find the equation of the tangent to the curve x^2 - 6 that is parallel to the line y = x + 3

Tanya has $42 to spend at the dolphin island store. tshirts sell for $7 each and a pair of sunglases sells for $6.tanya buys 3 tshirts. how many pairs of sunglases can she buys with the amount of money she has left

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.