Answer to: Find the roots of y = (x+9)²-3. By signing up, you'll get thousands of step-by-step solutions to your homework questions. You can...
7 The roots of the equation 2x2+6x-9=0 are a and B.(a) Find the value of i) α+β ,(ii) aB,(b) Find a quadratic equation whose roots are a2-1 and B2-1 相关知识点: 试题来源: 解析 (a) (i) [B1](ii) [B1](b)Sum of new roots Product of new roots Required equat...
Example 9: Find the quadratic function f(x) such that the greatest value of f(x) is 25 when x = and the sum of the cubic of its two roots is 19. 相关知识点: 试题来源: 解析 Solulin(f(x)=-4x^2+4x+24 . Let the quadratic function b f(x)=ax^2+bx+c , with x, and x2 ...
View Solution Find the roots of the equationx+1x=3,x≠0 View Solution Doubtnut is No.1 Study App and Learning App with Instant Video Solutions for NCERT Class 6, Class 7, Class 8, Class 9, Class 10, Class 11 and Class 12, IIT JEE prep, NEET preparation and CBSE, UP Board, Bihar...
Find the roots of the following equation below, if any then plot/ sketch manually showing the approximate details. g(x)=−3x2+9 Roots: The roots of an equation are the input values that produce a function value equal to 0. For ...
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√(x^2+12x+19)=-1 ( extraneous) Or √(x^2+12x+19)=3 Squaring both sides of x2 +12x +19=3 x^2+12x+19=9⇒x^2+12x+10=0 Since the discriminant of the quadratic A =122-4 x 100, the two roots are real and by Vieta's Theorem, the sum of two roots is then -12...
【题目】Example 9: Find the sum of the real roots of the equation$$ x ^ { 2 } + 1 2 x + 1 6 = 2 \sqrt { x ^ { 2 } + 1 2 x + 1 9 } $$ 相关知识点: 试题来源: 解析 【解析】 Solution:-12. Method 1: Rewrite the original equation as $$ x ^ { 2 } + 1 2...
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View Solution Write the quadratic equation if the roots are:1−3√5and1+3√5 View Solution Doubtnut is No.1 Study App and Learning App with Instant Video Solutions for NCERT Class 6, Class 7, Class 8, Class 9, Class 10, Class 11 and Class 12, IIT JEE prep, NEET preparation and ...