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What is the expansion of (x + 4)(x - 5) ?

To expand this we multiply the first term in each bracket together to get x2 Then we do the first bracket's first term by the second bracket's second term to get -5x The we do the first bracke...

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Answered by Honor D. Maths tutor
5422 Views

Describe the process of positive phototropism

Uneven distribution of the hormone auxin in a root tip whereby the plant hormone diffuses in the opposite direction from a source of light. This will trigger the differential growth and elongation of the ...

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Answered by Jack J. Biology tutor
3746 Views

Calculated the Relative Molecular Mass of calcium (II) chloride using the periodic table.

Calcium (II) has a charge of 2+ and each chloride has a -1 charge giving a formula of CaCl2 when balancing the charges out. Ca (Relative Atomic Mass) = 40.08 and Cl (Relative Atomic Mass) = 35.45So Relati...

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Answered by Gabriel L. Chemistry tutor
8436 Views

Source A opposes Germany. How do you know?

We know source A opposes Germany as the nation is depicted as a criminal in the cartoon. As the victors of the First World War, the allies clearly viewed Germany as a criminal and themselves to be the bri...

HN
Answered by Hugo N. History tutor
3850 Views

When do you use the prepositions 'por' and 'para'?

Prepositions are used to relate a word or element in a sentence. 'para' and 'por' are the translation of 'for'. 'Para' is used when there is a destination eg. 'para ti', 'para mi', 'para nosotros'. (for y...

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Answered by Patricia G. Spanish tutor
2419 Views

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