[" If "x^(2)+2ax+10-3a>0" for all "x in R" ,then "],[[" 1) "-55]]

If x^2+2ax+10-3a gt0 for all x in R then

If x^(2)-ax+1-2a^(2)>0 for all x in R, then

If x^2-ax+1-2a^2 > 0 for all x in R, then ....

If x^(2)+2 a x+(10-3 a) gt 0 for all x, then

If 9^(x+1) + (a^(2)-4a-2) 3^(x) + 1 lt 0 "for all" x in R, then

If 9^(x+1) + (a^(2)-4a-2) 3^(x) + 1 lt 0 "for all" x in R, then

Let phi(a)=f(x)+f(2ax) and f'(x)>0 for all x in[0,a]. Then ,phi(x)

Let (x+10)^(50)+(x-10)^(50)=a_(0)+a_(1)x+a_(2)x^(2)+...+a_(50)x^(50) for all x in R , then (a_(2))/(a_(0)) is equal to