When ryan is 10, his brother kyle is 15. when ryan is 16, kyle will be 21. when ryan is 21, kyle will be 26. write and solve an equation to find kyle's age when ryan is 52

What is the greatest common factor of 6a, 8a^{2}, and 14?

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°