\( \rm{Find \ the \ points \ of \ intersection \ of \ the \ lines:}\) \[y=2x-1\] \(\rm{and}\) \[y=x^2+2x-10 \]

\(\rm{They \ don't \ intersect} \)

\( \rm{A \ ball \ is \ kicked \ on \ a \ low \ gravity \ asteroid, \ where \ g=2ms^{-2}. \ It \ has \ an \ initial \ vertical \ velocity \ of \ v_0=4ms^{-1}} \) \( \rm{and \ reaches \ a \ peak \ height \ of \ 4m. \ How \ much \ time \ passes \ to \ reach \ this \ height?} \)

\( \rm{It \ never \ reaches \ that \ height.} \)

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Jackie Grant 5 preguntas Actualizado el 17 may 2017

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1\( \rm{Solve} \)
\[y=x^2 - 5x - 6 \]
\(\rm{for \ x}, \ when \ y \ = \ 0 \)
1. A\(x = -1, 6 \)
2. B\(x = 1, -6 \)
3. C\(x = -3, -2 \)
4. D\(x = 2, 3 \)
2\(\rm{ Factorise} \)
\[2x^2 - 2x - 12 \]
1. A\( (2x+4)(x-3) \)
2. B\( (2x+3)(x-4) \)
3. C\( (2x+4)(2x-3) \)
4. D\( (2x-4)(x+3) \)
5. E\( (x+2)(x-6) \)
3\( \rm{ Using \ the \ quadratic \ formula, \ calculate \ the \ roots \ of:} \)

\[0=3x^2 + 7x -1 \]
1. A\( x= -2.47, \ 0.135\)
2. B\(x=-2.18, \ -0.15\)
3. C\( x=-0.4, \ 14.8 \)
4. D\( x = 0, \ 14 \)
4\( \rm{Find \ the \ points \ of \ intersection \ of \ the \ lines:}\)
\[y=2x-1\]
\(\rm{and}\)
\[y=x^2+2x-10 \]
1. A\( (-3,-7) \rm{and} (3,5) \)
2. B\( (-3,5) \rm{and} (3,7) \)
3. C\( (-1,-3) \rm{and} (1,1) \)
4. D\(\rm{They \ don't \ intersect} \)
5\( \rm{A \ ball \ is \ kicked \ on \ a \ low \ gravity \ asteroid, \ where \ g=2ms^{-2}. \ It \ has \ an \ initial \ vertical \ velocity \ of \ v_0=4ms^{-1}} \)
\( \rm{and \ reaches \ a \ peak \ height \ of \ 4m. \ How \ much \ time \ passes \ to \ reach \ this \ height?} \)
1. A\( \rm{2 \ s} \)
2. B\( \rm{-2 \ s} \)
3. C\( \rm{16 \ s} \)
4. D\( \rm{1} \ s \)
5. E\( \rm{It \ never \ reaches \ that \ height.} \)

Descripción: Diagnostic Maths Test Test sobre Quadratic Equations, creado por Jackie Grant el 02/02/2017.
Autor: Jackie Grant
Idioma: English
Visitas: 409
Historial: Creado el 2 feb 2017 · actualizado el 17 may 2017
Etiquetas: maths test diagnostic
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