13. the relationship 1/sin(θ) is equivalent to which of the following trigonometric functions? a. sec(θ) b. csc(θ) c. cot(θ) d. arcsin(θ)

Which of the following is true for the relation f(x)=2x^2+1

9.4.34  question   to estimate the height of a stone  figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the  square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a  meter?

The nth term of a sequence in 2n-1 the nth term of a different sequence is 3n+1 work out 3 numbers that are in bothe sequences and are between 20 and 40