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RHIANDELROSARIOIN
Answered

8. Which of the following quadratic equations has real and equal roots?

A. x²—10x+25=0
B. t²—5t—9=0
C. 2s²—4s=–4
D. 4r²+2r—5=0

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Sagot :

JAYBEGRUEZO81IN

answer

  • DDDDDDEDDDDD

D.4r²+2r—5=0

BOXYCONEIN

8. Which of the following quadratic equations has real and equal roots?

A. x²—10x+25=0

B. t²—5t—9=0

C. 2s²—4s=–4

D. 4r²+2r—5=0

Step-by-step explanation:

[tex] {x}^{2} - 10x + 25 = (x - 5)(x - 5)[/tex]