Question

solve 2xsquare+3x-90=0 using the formula x=-b+-under root of b square-4ac/2a​

Answer 1

Step-by-step explanation:

x=-3root 3^2-4×2×-90 upon 2×2

×=-3root 9-(-72)upon 4

×=-3root 9+18upon 4

×=-3root 9+18

×=-3roo t27

Answer 2

Step-by-step explanation:

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