Write [T] for true and [F] for false statements: 1. A triangular prism has two triangular faces. 2. A square pyramid has four triangular faces. 3. A cube has three paris of opposite sides. 4. A pentagonal pyramid has no triangular faces. 5. A hexagonal prism has six rectangular faces.

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant. given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.