WebIf both the roots of quadratic equation x2 − 2kx +k2 +k − 5 = 0 are less than 5 ,then what is the interval of values of k? The solution of a quadratic equation is given by the following formula x = 2a−b± b2−4ac Here a = 1, b = −2k, c = k2 + k −5 Plugging these into the formula yields... x = 22k± 4k2−4(k2+k−5) ... Web#2piclasses#class10#Pairoflinearequationsintwovariables#Determinethevalueofksothattheequations3kplus1xplus3yisequalto2_______________________________________...

Solve (3k+1)x^2-4(k+1)x+2(k+1)=0 Microsoft Math Solver

WebThe discriminant of ax2 +bx+c is b2 −4ac. In your case a = (k −1), b = −2(k −1) and c = −(3k +1). Thus you need to check if the following ... 3x3+2x2-141x+280=0 Three solutions were found : x = 7/3 = 2.333 x = 5 x = -8 Step by step solution : Step 1 :Equation at the end of step 1 : ( ( (3 • (x3)) + 2x2) - 141x) + 280 = 0 Step 2 ... WebGiven : (3k+1)x + 3y - 2 = 0 ; (k^2+1)x+(k−2)y−5=0 For a system which has no solution, a1/a2 = b1/b2 ≠ c1/c2 ∴3k+1/(k^2+1) = 3/(k−2) ≠ 2/5 ∴3k+1/(k^2+1) = 3/(k−2) … howe law firm alpharetta

For what value of k the following system of linear equations

WebSolve your math problems using our free math solver with step-by-step solutions. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. WebFeb 24, 2024 · a 11 x 1 + a 12 x 2 + … + a 1n x n = 0. a 21 x 1 + a 22 x 2 + … + a 2n x n = 0 … a m1 x 1 + a m2 x 2 + … + a mn x n = 0. The above equations containing the n unknowns x 1, x 2, …, x n. To determine whether the above system of equations is consistent or not, we need to find the rank of the following matrix. WebFor what value of k does the pair of equations 5x+2y=2k and 2(k+1)x+ky=3k+4 have an infinite number of solutions? hidden pictures for kids free printable