The function ff is defined by f(x)=x^2+4x-2\sin\left(x\right).f(x )=x 2
+4x−2sin(x). Use a calculator to write the equation of the line tangent to the graph of ff when x=1.x=1. You should round all decimals to 3 places.

What is the area of triangle abc if a = 8, b = 11, and c = 15?

What is the first step of an indirect proof of a number that is divisible by two

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)