Mathematics, 27.07.2019 21:10 noahah3
Démontrer que x²-4x+5=(x-2)²+1 ; en déduire que x²-4x+5=0 n'a pas de solution
Answers: 1
Mathematics, 21.06.2019 13:00
If kn = 9 cm, mn = 21 cm, rs = 42 cm, and ps = 18 cm, what is the scale factor of figure klmn to figure pqrs?
Answers: 3
Mathematics, 21.06.2019 16:00
Quadrilateral wxyz is on a coordinate plane. segment yz is on the line x+y=7 and segment xw is on the line x+y=3. which statement proves how segments yz and xw are related
Answers: 1
Mathematics, 21.06.2019 19:00
Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60
Answers: 1
Mathematics, 21.06.2019 19:30
Si la base de un triángulo isósceles mide 70 m y el ángulo opuesto a ésta mide 58°; entonces ¿cuánto mide la altura de dicho triángulo? a) 21.87 m. b) 40.01 m. c) 43.74 m. d) 63.14 m.
Answers: 1
Démontrer que x²-4x+5=(x-2)²+1 ; en déduire que x²-4x+5=0 n'a pas de solution...
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