4. Cos 210° =

Q: Sketch the straight line from the points A(,0) and B(0,2) and then find the equation of the line?

A: Identify the given two coordinates in the graph and then draw a smooth line by joining these two…

Q: Find the equation of the the line perpendicular to the line (2,3) and 2y= 6-3x

A: Given,           The required equation of the line passes through the point (2, 3) and perpendicular…

Q: 1.- (-3,-2) 2.- (3, 3) 3.- (1,--5). 4. (4,-4) 4 5.-(-3,--5) 6.- (3,-5) 7.+ (-2,-4) 8. (1, -3)

A: rectangular coordinate are (x,y)

Q: Represent two planes that intersect at a line represented by 3. y- 7 = z+2 2.

A:

Q: Find the velocity of Zoe relative to the surface of the water.

A: The velocity of Zoe Vz is 3 km/hr to west. Velocity of the current Vc is 15km/hr to north. So, the…

Q: Find a Cartesian equation for r = 3t – 1, y = 4t + 2.

A:

Q: Find an equation of the plane with x-intercept a, y-intercept b, and z-intercept c.

A:

Q: Find the y-intercepts: O (-1,0) and (3,0) O (5,0) and (0,-2) O (0,5) and (0, -2) O (0.-1) and (0,3)

A: Remember that y-intercept is the point on the graph where the curve cuts y-axis. i.e. ( 0 , f(0) )…