Which function in vertex form is equivalent to f(x) = x2 + x +1?
f(x) = (x + 1)+
• 1x) = (x + *}***
f(x) = (x + + +

The product of sin 30 degrees and sin 60 degrees is same as the product of

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm2. what is the area of the second triangle?

In a class of 77, there are 44 students who play soccer. if the teacher chooses 33 students, what is the probability that none of the three of them play soccer?