Suppose `f(x)=e^(ax)+e^(bx)," where " a ne b,` and that f''(x) -2f'(x)-15f(x)=0 for all x. Then the product ab is

Suppose f(x)=e^(a x)+e^(b x) , where a!=b , and that f"(x)-2f'(x)-15f(x)=0 for all x . Then the product a b is equal to 25 (b) 9 (c) -15 (d) -9

Suppose f(x)=e^(ax)+e^(bx), where a!=b, and that f''(x)-2f'(x)-15f(x)=0 for all x Then the value of (ab)/(3) is

Suppose f(x)=e^(ax)+e^(bx) ,where a!=b, and that f''(x)-2f'(x)-15f(x)=0 for all x Then the value of ab is equal to:

Suppose f(x) = e^(ax) + e^(hx) , Where a != b , and that f^('')(x) - 2f'(x) - 15f(x) = 0 for all x. Then the value of |ab|//3 is ………..

Suppose f(x)=e^(ax)+e^(bx), where aneb and f''(x)-2f'(x)-15f(x)=0 for all x, then the value of |a+b| is equal to......

Suppose f(x)=e^(ax)+e^(bx), where aneb and f''(x)-2f'(x)-15f(x)=0 for all x, then the value of |a+b| is equal to......

Suppose f(x)=e^(ax)+e^(bx), where aneb and f''(x)-2f'(x)-15f(x)=0 for all x, then the value of |a+b| is equal to......

Suppose f(x)=e^(ax)+e^(bx), where aneb and f''(x)-2f'(x)-15f(x)=0 for all x, then the value of |a+b| is equal to......

Suppose f(x)=e^(a x)+e^(b x) , where a!=b , and that f''(x)-2f^(prime)(x)-15f(x)=0 for all xdot Then the value of (|a b|)/3 is ___