Please help step by step, please

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

Consider the polynomials given below. p(x) = x4 + 3x3 + 2x2 – x + 2 q(x) = (x3 + 2x2 + 3)(x2 – 2) determine the operation that results in the simplified expression below. 35 + x4 – 573 - 3x2 + x - 8 a. p+q b. pq c.q-p d. p-q

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.