What is 0.00000000007234 written in scienific from guysss help mee plss

Evaluate the expression. (9 + 5)(3 + 2)0

What is the x-intercept and y-intercept of the equation 2x+1. 2o

In each of the cases that follow, the magnitude of a vector is given along with the counterclockwise angle it makes with the +x axis. use trigonometry to find the x and y components of the vector. also, sketch each vector approximately to scale to see if your calculated answers seem reasonable. (a) 50.0 n at 60.0°, (b) 75 m/ s at 5π/ 6 rad, (c) 254 lb at 325°, (d) 69 km at 1.1π rad.