What is the value of the function y=2x+3 when x = –1?
a.
5
b.
–5
c.
2
d.
1

The diagram shows a 7cm by 6cm rectangle based pyramid. all the diagonal sides - ta, tb, tc and td are length 10cm. m is midpoint of rectangular base. work out height mt to 1 decimal place

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?