Find the y-intercept of the parabola y=x^2+87/10

Zahra runs a 500-meter race at a constant speed. which graph shows her distance from the finish line during the race?

Amanufacturer knows that their items have a normally distributed lifespan, with a mean if 9.1 years, and standard deviation of 2.9 years. if you randomly purchase one item, what is the probability it will last longer than 10 years?

Rationalize the denominator of fraction with numerator square root of negative 36 and denominator the quantity of 2 minus 3i plus the quantity 3 plus 2i