Asap i am lost

simplify: (sin θ − cos θ) − (sin θ + cos θ)2

a. −sin2 θ
b. −cos2 θ
c. 0
d. −2sin(θ)cos(θ) − cos(θ) + sin(θ) − 1

Write an explicit formula that represents the sequence defined by the following recursive formula:

Is there an x intercept in the equation 60*1.15^x

(03.03 mc) choose the graph below that correctly represents the equation 2x + 4y = 24. (5 points) select one: a. line through the points 0 comma 6 and 12 comma 0 b. line through the points 0 comma negative 6 and 12 comma 0 c. line through the points 0 comma negative 12 and 6 comma 0 d. line through the points 0 comma 12 and 6 comma 0