Find the value of given expression

​

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)

Describe how making an ‘and’ compound sentence effects your solution set

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog