This quadratic equation only has a single solution, at x = -2/3. Notice that this will be the case anytime the value under the square root in the formula is zero. The value under the square root in the quadratic formula, {eq}b^2 - 4ac {/eq}, has a unique name. It is called...
This quadratic equation only has a single solution, at x = -2/3. Notice that this will be the case anytime the value under the square root in the formula is zero. The value under the square root in the quadratic formula, {eq}b^2 - 4ac {/eq}, has a unique name. It is called...
What is a quadratic equation? Learn what makes an equation quadratic and what does a quadratic equation looks like. See some examples of a...
Solve quadratic equation by factoring or using quadratic formula with our free quadratic equation calculator
Write a quadratic equation that has the given solutions. -4 and -11 Explain how to determine if a quadratic equation has no solution. How do you solve a quadratic equation? Use the quadratic formula to find the real solutions, if any, of the equation. x^2 + 2x - 18 = 0 Use the ...
9.Some quadratic equations have no real roots. 某些二次方程没有实数根。 10.The acquisition of the power of solving a quadratic equation is part of the process of sharpening the mind. 学习解二次方程就是塑造头脑这个工具的一部分。 11.Usually, x is a quadratic equation , x has two different...
To understand what the discriminant does, it's important that you have a good understanding of:Pre Req 1 : What does the graph of a quadratic equation look like: Answer A parabola.Pre Req 2 : What is the solution of a quadratic equation: Answer The solution can be thought of in ...
NCERT solutions for CBSE and other state boards is a key requirement for students. Doubtnut helps with homework, doubts and solutions to all the questions. It has helped students get under AIR 100 in NEET & IIT JEE. Get PDF and video solutions of IIT-JEE Mains & Advanced previous year pap...
View Solution Iff(x)=x2+x+34andg(x)=x2+ax+1be two real functions, then the range ofafor whichg(f(x))=0has no real solution is (A)(−∞,−2)(B)(−2,2)(C)(−2,∞)(D)(2,∞) View Solution Doubtnut is No.1 Study App and Learning App with Instant Video Solution...
Since D < 0, hence this equation has two imaginary solutions. If D = 0, then the solution of the quadratic equation has two real solutions, both being equal. Example: x2+2x+1 D=b2-4ac D=22-411 D=4-4 D = 0 Since D = 0, hence the equation has two real solutions that are th...