HexaA

5 Questions
0 Answers

0

452

2

+22

Geometry Problem. Please help.

In triangle ABC, angle B = 90 degrees and angle C = 30 degrees. Point D is on line segment BC such that angle ADB = 45 degrees, and DC=10. What is AB?

Thanks,
Hexa read more ..

HexaA Jul 2, 2021

0

465

2

+22

Cubic Polynomial. Help thanks.

All of the roots of the cubic polynomial are negative real numbers. If f(0) =81, find the smallest possible value of f(1). Prove that your answer is the minimum.

HexaA Jun 4, 2021

+1

385

1

+22

Help with cubic polynomial.

A cubic polynomial with integer coefficients has an integer solution. Which of the following cannot be a solution to this polynomial?

HexaA May 22, 2021

0

419

1

+22

Please Help

Suppose z=2021+2022i is a solution of the polynomial equation =0, where and are real constants and i=. Which of the following must also be a solution?

A ) −2021−2022i
B ) 2021−2022i
C ) −2021+2022i read more ..

HexaA May 22, 2021

+1

423

1

+22

Help Please.

For , let . Find the minimum value of f(x) for . Note: For real numbers a, b, c ..., denotes the maximum (or largest) number among a, b, c ....

HexaA May 20, 2021