A vehicle travels a distance of 5t^4-10t^2+6 miles in t+2 minutes. the vehicle's speed is ___ miles/minute​

a complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a solution of the equation x2 = −1. because no real number satisfies this equation, i is called an imaginary number. has no real solution, since the square of a real number cannot be negative.

congruent segments

step-by-step explanation:

correct answer:

b.(19,-2)